Container / Location		Title
		Series VI. Photographs [series]:
		Places: Survey Photography, Landscapes, Interiors, etc. [subseries]:
		A. Electrical, Mining, and Mill Interests
35		1 - Casper - landscape south of station - 1916
35		2 - Lake Hope - portal at Lake Hope Tunnel and areas around Lake Hope - ca. Dec. 1902 (6 envelopes)
35		3 - Nunn's Station - photograph of train at Nunn's Station - n.d.
42		4 - Olmsted - Snow slide at Bridal Veil - ca. 1911-1912 (4 envelopes)
42		5 - Olmsted - reinstallation - 1908 (3 envelopes)
42		6 - Olmsted - second mudslide, excavation, flume construction - 1909 (4 envelopes)
42		7 - Bear River - Falls at Bear River - 1907
42		8 - Olmsted - overflow from flume - 1906
44		9 - Olmsted - Cottages at Olmsted - ca. 1909 (2 envelopes)
44		10 - Colorado Springs - Cripple Creek Mine - 1905
44		11 - Glenwood Springs - 1906
44		12 - Olmsted - Mt. Timpanagos from Olmsted - ca. 1907-1908
44		13 - Olmsted - grounds, landscapes, and scashounding areas - 1909-1910 (5 envelopes)
44		14 - Olmsted - high water defenses - 1909
44		15 - Olmsted - break in flume and snow slide - 1909 (3 envelopes)
44		16 - Olmsted - spillway - 1905
44		17 - Olmsted - powerhouse - 1905
44		18 - Olmsted - quarters building - 1905, 1910, 1937 (2 envelopes)
41, 44		19 - Olmsted - top and bottom edges of snow slide - ca. 1909
41, 44		20 - Pocatello - Pocatello Powerhouse construction - 1914
44		21 - Oneida - Oneida Narrows dam - ca. 1910-1911
44		22 - Olmsted - truck and garage - ca. 1911-1912
44		23 - Olmsted - Olmsted by moonlight - ca. 1911-1912
44		24 - Olmsted - aftermath of snow slide - 1912
44		25 - Olmsted - aerial view of grounds - 1912 (3 envelopes)
44		26 - Olmsted - snow slides at Provo/Bridal Veil - 1906-1909 (2 envelopes)
44		27 - Olmsted - pump station - 1908
41		28 - Niagara - Niagara Falls and Ontario Power Plant - 1908 (2 envelopes)
40, 41		29 - Trout Lake - flooding of Trout Lake Dam - 1909 (16 envelopes)
40, 41		30 - Beaver/Bliss, Idaho - photographs of Bliss, Idaho and surrounding area, Beaver - 1913-1916 (11 envelopes)
35		31 - Logan - landscapes, units, generator, etc. at Logan station - n.d. (7 envelopes)
33		32 - Telluride area - photos of Nellie Mine, Bear Creek, etc. - ca. 1885-1910 (8 envelopes)
42		33 - Grace area - Grace station under construction, landscapes of area, etc. - 1907-1910 (11 envelopes)
41		34 - Salt Lake area - Salt Lake to Ogden line, construction, etc. - ca. 1910 (4 envelopes)
41		35 - Salt Lake City - main street - 1911
36		36 - Ouray , Camp Bird - mine, mill, interior station - ca. 1900's-1910's (2 envelopes)
34		37 - Ames - Ames construction, Telluride Power Co. - 1905-1913 (12 envelopes)
33, 34		38 - Ames/Ophir - area photographs and technical equipment - ca. 1900's (14 envelopes)
33, 34		39 - Telluride area - photographs of Ames/Ophir/Trout Lake area - ca. 1909-1910 (21 envelopes)
41		40 - Nunn's Station - station interior, unit under construction, etc. - 1901-1902 (3 envelopes)
41		41 - Telluride area - landscapes of Camp Bird, Trout Lake, etc. - ca. 1905-1910 (7 envelopes)
36, 37		42 - Beaver, Colorado - Beaver station and surrounding area - n.d. (5 envelopes)
37		43 - Olmsted - grounds, Mt. Timpanagos, fore bay at Olmsted dam - ca. 1912 (3 envelopes)
41		44 - Olmsted, etc. - prints from Ted Munroe negatives, installations,etc. - ca. 1900-1910 (18 envelopes)
41		45 - Olmsted - unidentified group, area photographs - n.d. (2 envelopes)
41		46 - Olmsted area - Mt. Timpanagos, Sunset Mt. - 1908-1909 (2 envelopes)
41		47 - Olmsted - quarters building living room - 1907
41		48 - Olmsted - blueprints of area photos and designs - n.d. (6 envelopes)
41		49 - Olmsted - Olmsted grounds from pressure box - 1908
41		50 - Utah Valley, Mercur?, Olmsted - poor negatives from TB Munroe - n.d. (6 envelopes)
41		51 - Olmsted - snow slide - 1909
41		52 - Battle Creek - station and landscape - ca. 1905 (2 envelopes)
37		61 - Idaho - Pocatello Power Plant, and Bliss - n.d., 1913, 1914 (7 envelopes)
45		62 - Mexico - LLuvia de Oro, Chorro, etc., construction, buildings, etc. - ca. 1907 (17 envelopes)
45		63 - Logan Canyon, Utah - Logan Station, equipment and building interiors - ca. 1910 (2 envelopes)
45		64 - near Salt Lake, Utah - Jordan Canal and Jordan River - 1908
45		65 - Idaho - Grace and Malad River - landscapes and informal photos - 1912, ca. 1910 (3 envelopes)
45		66 - Ontario - Niagara - ice jam, plant construction, informal photographs - 1906-1914 (12 envelopes)
45		67 - Olmsted - aerial view of station, buildings, etc. - 1910, ca. 1909 (3 envelopes)
45		68 - Grace, Idaho - station interior, powerhouse, etc. - ca. 1907, 1910 (12 envelopes)
45		69 - Ontario - Ontario Power Plant, area photography and station interiors - 1905, 1908 (7 envelopes)
45		70 - Logan Canyon, Utah - grounds and interiors - 1905, ca. 1910 (3 envelopes)
		71 - Ames/Ophir area - prints of negatives, annotated - 1968 (5 envelopes)
40, 46, 48		71 - Beaver, Colo. - burning power line and development of "Burning Pole" logo - ca. 1904 (12 envelopes)
46		72 - Ames - original Ames station glass plate of oval drawing and accompanying notes, 1890. (2 envelopes) See also Box 5 Folder 1
53		73 - Olmsted - pinheads, staff, and structures at Olmsted - 1904-1905 (5 envelopes)
47, 53		74 - Bear Lake - Montpelier, Idaho - landscapes, structures, and projects at Bear Lake and Bear River - ca. 1903-1913 (8 envelopes)
47, 53		75 - Beaver River/Bliss Station, Idaho - cottage and station - ca. 1908 - 1913 (6 envelopes)
53		76 - Niagara Falls - Ontario Power Company - construction - 1905 (5 envelopes)
52		77 - Olmsted, Ithaca/Cornell, Grace, Boise, etc. - Paul P. Ashworth's photo album - ca. 1911-1916, 1937, 1954
48		78 - Olmsted - Olmsted under construction - ca. 1903-1904
		79 - Nunn's Station - landscapes, equipment, and people at Nunn's Station - n.d.
53		80 - Nunn's Station - construction of penstocks - n.d.
53		81 - Provo Canyon and Sunset Mountain - landscapes - n.d.
49		82 - various locations - enlargements of landscapes in areas of electrical development - n.d. (5 envelopes)
56		83 - Niagara - mounted photos of Table Rock - ca. 1902 (2 envelopes)
56		84 - Madison Canyon - mounted photos - n.d. (3 envelopes)
56		85 - unidentified electrical site - mounted photos - 1902 (2 envelopes)
56		86 - Illium, Colorado - Illium flume with drafted cross section - 1907 (2 envelopes)
47		87 - Claremont, Virginia - local scenery - 1916-1917 (4 envelopes)
47, 57		88 - Mercur, Utah - Mine & Mill - n.d. (9 envelopes)
40		89 - Alta Lakes - landscapes - 1904 (3 envelopes)
47		90 - Grace - Ice cake at Grace Dam - 1910 (2 envelopes)
47		91 - Beaver - structures and surroundings at Beaver - 1915-1916 (2 envelopes)
47, 57		92 - Grace - opening of Grace Dam - 1908 (3 envelopes)
47		93 - unidentified sites - "L.L. Nunn Special" - sites, landscapes, equipment (6 envelopes)
57		94 - Olmsted - structures, landscapes, and equipment - ca. 1905-1909 (15 envelopes)
47, 57		95 - Telluride area - Grace, Nunn's Station, Olmsted, etc. - glass negatives - ca. 1900s-1910s, 1907 (10 envelopes)
60		96 - Idaho? - book of photos - "Current Electrical Development," etc. - n.d.
47		97 - unidentified electrical sites - n.d (5 envelopes)
47, 49		98 - Telluride region? - unidentified landscapes - n.d. (3 envelopes)
58		99 - Bliss, Beaver Canyon, Claremont - annotated notebook of negatives received from Paul Jones - 1913, 1914-1916
57		100 - Beaver Creek, Bear Lake, Grace, unidentified locations - negatives and photos of equipment and sites - ca. 1908-1910 (8 envelopes)
47		101 - Bald Rock Canyon - view looking east - n.d.
53		102 - Olmsted - view from pressure box - 1907
53		103 - Olmsted - photo of picture of Niagara Falls hanging at Olmsted - n.d.
53		104 - Niagara - Ice Jam at Niagara - 1906
47		105 - Grace - Grace and Last Chance Dams - 1910
47		106 - unidentified location - damaged structures [probably after flood of Sept. 1905]
47		107 - Telluride? - unidentified street scene - n.d.
47		108 - Beaver - South Fork after snow storm - 1909
47		109 - Lake Hope Dam - 1906
53		110 - unidentified locations - site(s) under construction - n.d.
53		111 - Narrows below Trout Lake and Middle Reservoir Dam - 1909
53		112 - Ames - view from Ames - n.d.
47		113 - Lake Hope - overflow - 1906
47		114 - Bear Lake - dredging - n.d.
53		115 - Telluride - street scenes - ca. 1914
53		116 - Ophir - landscape - n.d.
53		117 - unidentified location - animas line and transformer house, men on pole - n.d.
53		118 - Timpanogos River - n.d.
53		119 - Camp Bird Divide relief station - 1940s
53		120 - Grace Station - regarding burned switch - n.d.
49		121 - near Grace, Idaho - second crossing of Last Chance Canal - n.d.
49		122 - near Camp Bird Divide - Camp Bird Mill and local area - 1905
49		123 - Battle Creek - Station Building - 1909
49		124 - map - The Electrical Distributing Lines and Waterways of the Telluride Power Company - n.d.
40		125 - Niagara - Niagara Power Station - annotated - ca. 1905
53		126 - Lower Salmon Plant of the Great Shoshone and Twin Falls Water Power Company - ca. 1914
40		127 - Ames, Colorado - drawing of Ames Power Station - 1890
57		128 - Beaver River - mounted photos of cottage and station - n.d.
57		129 - Camp Bird Divide - "Special Bent in Winter" - n.d.
57		130 - Ophir Pass - view from the southwest - n.d.
57		131- Beaver - 50th Anniversary of Telluride Power Company - photocopies - n.d.
57		132 - Olmsted - views facing north - 1909
57		133 - Olmsted - Sunset Mountain - n.d.
53		134 - Telluride - postcard - n.d.
53		135 - unidentified location - construction at an unidentified site - from L.L. Nunn's desk - group and area photos - n.d
53		136 - unidentified location - dam at unidentified site - 1908
58		137 - Ilium and Ames - captioned photos annotated and commented on by H.R. Lamb - 1910-1911 (4 envelopes)
58		138 - Ames - early construction - 1906 (4 envelopes)
59		139 - various locations - photo enlargements of early power installations, environs, etc. - n.d. (8 envelopes)
59		140 - Ames - high trestle above Ames - n.d.
59		141 - Ophir - unidentified people at Ophir Pass - n.d.
62		142 - Ames - original Ames plant - printed photo - n.d.
62		143 - Jordan Narrows? - negative from Ted Munroe - annotated - n.d.
62		144 - Olmsted - sites, structures, groups - negatives from Ted Munroe - n.d. (16 envelopes)
		B. Deep Springs
33, 35		1 - Deep Springs - photographs of Deep Springs album pages - ca. 1928 (15 envelopes)
33, 34		2 - Deep Springs and other US sites - photographs from W. Balderston's photo album - 1926-1934 (16 envelopes)
33, 34		3 - Deep Springs area and Yosemite - photographs from W. Balderston's photo album - 1932-33 (35 envelopes)
33, 34		4 - Deep Springs area and Death Valley - photographs W. Balderston's photo album - 1930-1932 (79 envelopes)
52		5 - Deep Springs area - area landscapes, group photographs, ranch buildings - n.d. (71 envelopes)
38		6 - Deep Springs - early Deep Springs photos - ca. 1918 (4 envelopes)
38		7 - Deep Springs - informal individual and group photographs, grounds and structures - ca. 197-1947 (5 envelopes)
38		8 - Deep Springs area - Upper Ranch and surroundings - n.d. (5 envelopes)
48		9 - Deep Springs - Deep Springs Convention - 1968 (6 envelopes)
47		10 - Deep Springs - student body and area photos - ca. 1940 (5 envelopes)
57		11 - Deep Springs - Christmas cards from the student body - n.d.
57		12 - Deep Springs - structures and panoramas at Deep Springs - ca. 1938-1960 (4 envelopes)
57		13 - Deep Springs - sheets of photos (many identified) of student body members and buildings - 1931-1944 (3 envelopes)
57		14 - Deep Springs - sheets of photos of Deep Springs under construction and student body members - annotated - ca. 1908, 1918-1927, 1931-1939 (2 envelopes)
57		15 - Deep Springs - Deep Springs Valley from Gilbert Pass - 1933
40		16 - Deep Springs - panorama- donated by A.A. Ross - 1918
		C. Telluride Association/House
50		1 - Telluride House, Cornell, and Ithaca area - Telluride house interiors and exteriors, group photographs - 1910-1956 (66 envelopes)
36		2 - Boise, Idaho - Boise Branch Telluride Association - n.d. (2 envelopes)
47		3 - Telluride House, Deep Springs, and Electrical Mine and Mill Sites - negatives and portraits probably taken by Orville Sweeting - 1961-1968 (51 envelopes)
52		4 - Olmsted, Ithaca/Cornell, Grace, Boise, etc. - Paul P. Ashworth's photo album - ca. 1911-1916, 1937, 1954
54		5 - Deep Springs, Ocean City, various locations - photo album probably owned by Orville Sweeting - ca. 1940-1945
54		6 - Cornell Campus, Algonquin Park, various locations - photo album probably owned by Orville Sweeting - ca. 1940-1945
58		7 - Bliss, Beaver Canyon, Claremont - annotated notebook of negatives received from Paul Jones - 1913, 1914-1916
57		8 - various locations - extra copies of photos taken by Orville Sweeting for Telluride Association History Project - ca. 1963-1968 (4 envelopes)
		D. Miscellaneous and Unidentified
36		1 - unidentified scenic enlargements - ca. 1920's (11 envelopes)
48		2 - unidentified photographs of photographs - mostly scenic, mills, etc. - n.d. (44 envelopes)
48		3 - Routt County, Unita, Duchesne Valley, etc. - pack trains, area photography, group photos - 1906-1907 (9 envelopes)
44		4 - unidentified site - n.d. (6 envelopes)
44		5 - California - unidentified photos of California from AM Wrench papers (2 envelopes)
44		6 - Bald Rock Canyon, Feather River, etc. - n.d.
44		7 - Yellowstone - junction of Firehole and Gibbon rivers - n.d.
37		8 - Various locations world wide - unidentified negatives of various vacation photos in the US and Europe - ca. 1910's (108 envelopes)
37		9 - unlabeled color photo - possibly Deep Springs - n.d.
48		10 - unidentified mountain terrain photos - n.d. (3 envelopes)
53		11 - extra prints from Mrs. Helen Heckman - n.d. (22 envelopes)
47		12 - negatives from Ms. Helen C. Atwater - n.d., ca. 1900s-1910s (43 envelopes)
47		13 - unidentified negatives - one portrait, one street scene - n.d.
48		14 - Rockford, Illinois - postcard of Dr. Broughton's Sanitarium - n.d.
57		15 - photographs from Ms. Helen C. Atwater - n.d.
40		16 - Salt Lake City - photo of "Royal Kerman Shah Rug" - n.d.
40		17 - unidentified location - waterfall - n.d.
40		18 - mounted photo of unidentified wagon - "Mr. Buck" - n.d.
		People: Portraiture, Individual, and Group Photographs [subseries]:
		A. Electrical, Mining, and Mill Interests
		1 - Casper - group photos - 1916 (2 envelopes)
35		2 - Provo - unidentified - probably pinheads - ca. 1910's
42		3 - Olmsted - individual and group photographs - 1907-1910 (10 envelopes)
44		4 - Provo - Pinheads at flume - 1907 -1908
44		5 - Font du Lac - Virginia Thornhill and lambs at Font du Lac - 1905
44		6 - Glenwood Springs - Max Rafferty
44		7 - Olmsted - individual and group photographs - 1906-1909 (3 envelopes)
44		8 - Olmsted - Robert Hamilton - 1912
44		9 - Olmsted - individual and group photographs - 1906, 1909 (4 envelopes)
44		10 - Olmsted - pinheads at Olmsted - n.d. (3 envelopes)
44		11 - Olmsted - JC Miller and family - 1912
46		12 - Telluride area - group photographs, mostly from Edward Hoffer - ca. 1909-1911 (7 envelopes)
42		13 - Grace - Mrs. Fred M. Biersach - 1910
41		14 - Salt Lake area - Bert Woodhouse with wheel, group picture - ca. 1910 (2 envelopes)
41		15 - Telluride Colo. - Telluride Institute baseball game - ca. 1910-1911 (2 envelopes)
41		16 - Ilium, Colo. - group photographs, Clayton Grandy, Eddie Walters (9 envelopes)
37		17 - Beaver, Colo. - Pinheads at Beaver - 1915-1916 (3 envelopes)
41		18 - Olmsted, etc. - individuals and groups, probably from Ted Munroe negatives - ca. 1900-1910 (13 envelopes)
41		19 - Olmsted - South Fork, group camping at Ed (Meehan)'s cabin - 1908-1909 (3 envelopes)
41		20 - Olmsted - David Wegg - 1910 (2 envelopes)
41		21 - Olmsted - unidentified group, area photographs - n.d. (2 envelopes)
41		22 - Olmsted - group photographs of pinheads, "Nightshirt Parade" - 1905-1908 (3 envelopes)
41		23 - Battle Creek - David Wegg and surveying gang - 1905 (2 envelopes)
47		24 - Olmsted - CN Whitman - n.d.
44		25 - Olmsted - snow slide at Bridal Veil, break in flume, clearing crews - 1909 (12 envelopes)
37		26 - Olmsted - buildings, grounds, individual and group photographs - ca. 1908, 1909, 1910, 1937 (8 envelopes)
37		27 - Idaho - Pocatello Power Plant, and Bliss - n.d., 1913, 1914 (7 envelopes)
45		28 - Idaho - Grace and Malad River - landscapes and informal photos - 1912, ca. 1910 (3 envelopes)
45		29 - Ontario - Niagara - ice jam, plant construction, informal photographs - 1906-1914 (12 envelopes)
45		30 - Olmsted - pinheads at Olmsted - ca. 1908
53		31 - Olmsted - pinheads, staff, and structures at Olmsted - 1904-1905 (5 envelopes)
53		32 - Provo - mounted portrait of F.M. Blackburn, bookkeeper - n.d.
52		33 - Olmsted, Ithaca/Cornell, Grace, Boise, etc. - Paul P. Ashworth's photo album - ca. 1911-1916, 1937, 1954
53		34 - Nunn's Station - group and individual photos - n.d.
53		35 - Nunn's Station - man with equipment - n.d.
47, 58		36 - various locations - informal photos of David Wegg and friends - ca. 1910 (6 envelopes)
57		36 - various locations - informal photos of David Wegg and friends - ca. 191037 - Olmsted - Telluride Associates - annotations enclosed - 1911-1914 (2 envelopes)
47		38 - Beaver, Colorado - Chet Dunn at Beaver - 1915, 1916
47, 58		39 - various locations - photos of Pinheads, Associates, etc. - ca. 1911-1961 (18 envelopes)
47, 58		40 - Olmsted - group photos, baseball game, Christmas, etc. - 1908-1910 (12 envelopes)
47		41 - unidentified location - man at switchboard, probably P.P. Ashworth - n.d.
57		42 - Olmsted - Olmsted 50th Anniversary Celebration - 1961
57		43 - Telluride - line construction - n.d.
57		44 - unidentified location - Charles Walcott, Dave and Jack Bonnett with bear - 1908
57		45 - Governor/Nunn's Station - Eugene Smith - 1902
57		46 - Bridal Veil pump station - pinheads - 1908
57		47 - unidentified location - unidentified group at electrical site - n.d.
57		48 - Nunn's Station - group photo and Bristoe (Frank C. Noon's brother-in-law) - 1901, ca. 1901-1902 (2 envelopes)
57		49 - Olmsted - annotated photo of "The Bunch" at Olmsted - n.d.
57		50 - Beaver - 50th Anniversary of Telluride Power Company - photocopies - n.d.
57		51 - Olmsted - David S. Wegg Jr. - 1910
57		52 - Olmsted - Ed P. Woodhouse - 1910
57		53 - Olmsted - Paul O. Reyneau - 1910
57		54 - Olmsted - John Olmsted on the stoop of quarters - 1909
53		55 - unidentified location - construction at an unidentified site - from L.L. Nunn's desk - group and area photos - n.d.
58		56 - Ilium and Ames - captioned photos annotated and commented on by H.R. Lamb - 1910-1911 (4 envelopes)
59		57 - Olmsted - enlargements of group photo - n.d.
59		58 - Ophir - unidentified people at Ophir Pass - n.d.
62		59 - Provo area? - Ted Munroe and Zella Farrer - negative from Ted Munroe- annotated in 1961 - n.d.
62		60 - Olmsted - sites, structures, groups - negatives from Ted Munroe - n.d. (16 envelopes)
		B. Deep Springs
35		1 - Deep Springs - photographs of Deep Springs album pages (15 envelopes)
33		2 - Deep Springs and other US sites - photographs from W. Balderston's photo album - 1926-1934 (34 envelopes)
33		3 - Deep Springs area and Yosemite - photographs from W. Balderston's photo album - 1932-1933 (32 envelopes)
33		4 - Deep Springs area and Death Valley - photographs W. Balderston's photo album - 1930-1932 (72 envelopes)
48		5 - Deep Springs area - area landscapes, group photographs, ranch buildings - n.d. (71 envelopes)
38		6 - Deep Springs - early pictures, group pictures, etc. - 1919-1927
38		7 - Deep Springs - annual Student Body photos - 1918-1961 (37 envelopes)
38		8 - Deep Springs - informal individual and group photographs, grounds and structures - ca. 197-1947 (5 envelopes)
37		9 - Deep Springs - negatives of campus and surrounding areas - ca. 1968 - 29 envelopes - Box 56 (29 envelopes)
57		10 - Deep Springs - action shots of student labor taken for brochure - one photo annotated - ca. 1930s (5 envelopes)
47		11 - Deep Springs - student body and area photos - ca. 1940 (5 envelopes)
47		12 - Deep Springs - student body and staff - 1916-1917 (2 envelopes)
47		13 - Deep Springs - round up and branding - 1917-1918
47		14 - Deep Springs - Ed Woodhouse - 1919
47		15 - Deep Springs - Henderson, Johnson - 1947
47		16 - Deep Springs - E.M. Johnson - 1940, 1943-1944
47		17 - Deep Springs - Robley Williams, W.B. Biersach Sr., Lewis Lawrence, Prof. Nevil Sedgwick, Howard Turner - 1938-1939
57		18 - Deep Springs - Chester "Chet" Dunn - 1968
57		19 - Deep Springs - student body members - ca. 1940 (4 envelopes)
57		20 - Deep Springs - sheets of photos (many identified) of student body members and buildings - 1931-1944 (3 envelopes)
57		21 - Deep Springs - sheets of photos of Deep Springs under construction and student body members - annotated - ca. 1908, 1918-1927, 1931-1939 (2 envelopes)
40		22 - Deep Springs - unidentified group photo - "Grads"? - 1934
57		23 - Deep Springs - Telluride and Deep Springs Reunion - 1968 (3 envelopes)
		C. Telluride Association/House
69		Group photographs CD-1839 with ID's, in accession folder
46		1 - portraits of Telluride Association members - ca. 1910's (8 envelopes)
		2 - Telluride House, Cornell, and Ithaca area - Telluride house interiors and exteriors, group photographs - 1910-1956 (36, 48 envelopes)
		3 - Olmsted - Telluride Association Constitutional Convention, annotated photograph - 1911 (3 envelopes)
36		4 - Boise, Idaho - Telluride Association Boise Branch - 1913
36, 47		5 - Ithaca area - Telluride Association Summer Programs (TASP) - 1954-1956 (4 envelopes)
48		6- Ithaca area - Olin and Gatje at 1953 convention, Roodhouse portrait - 1953
48		7 - Charles D. Walcott, secretary of Smithsonian - n.d.
48		8 - unidentified numbered photographs - 1911
48		9 - Bliss, Idaho, Malad River, Cornell - negatives from Dan Lindsay - n.d. (2 envelopes)
52		10 - Olmsted, Ithaca/Cornell, Grace, Boise, etc. - Paul P. Ashworth's photo album - ca. 1911-1916, 1937, 1954
54		11 - Deep Springs, Ocean City, various locations - photo album probably owned by Orville Sweeting - ca. 1940-1945
54		12 - Cornell Campus, Algonquin Park, various locations - photo album probably owned by Orville Sweeting - ca. 1940-1945
57		13 - Cornell University - portrait of George Lincoln Burr - 1922, after 1922 (2 envelopes)
57		14 - Cornell University - A.D. White, William Howard Taft, and Jacob Gould Schurman - n.d.
40, 57		15 - Cornell and Ithaca - area photos donated by W.D. Johnston - 1913-1916 (9 envelopes)
40		16 - Cornell University - annotated crew team photo and certificates to P.P. Ashworth - 1913-1914
40		17 - mounted portrait of E.D. Fournier inscribed to Telluride Association - 1913
57		18 - Deep Springs - Telluride and Deep Springs Reunion - 1968
47		19 - Cornell University - Telluride House group photo - ca. 1950s?
		D. Miscellaneous and Unidentified
37		1 - A.A. Ross and family - 1958 (5 envelopes)
48		2 - Routt County, Unita, Duchesne Valley, etc. - pack trains, area photography, group photos - 1906-1907 (9 envelopes)
44		3 - California - unidentified photos of California from A.M. Wrench papers (2 envelopes)
47		4 - annotated photographs, possibly former Pinheads - 1929 (3 envelopes)
44		5 - David MacRitchie - n.d.
		6 - unidentified men at rail site
47		7 - unidentified man - n.d.
37		8 - Various locations world wide - unidentified negatives of various vacation photos in the US and Europe - ca. 1910's (108 envelopes)
53		9 - extra prints from Mrs. Helen Heckman - n.d. (27 envelopes)
47		10 - negatives from Ms. Helen C. Atwater - n.d., ca. 1900s-1910s (43 envelopes)
47		11 - Telluride House, Deep Springs, and Electrical Mine and Mill Sites - negatives and portraits probably taken by Orville Sweeting - 1961-1968 (51 envelopes)
48		12-Deep Springs - Deep Springs Convention - 1968 (6 envelopes)
49		13 - portrait of Fredric L. Barbours - ca. 1916 - autograph enclosed
49		14 - Cornell - unidentified young men - ca. 1915
47		15 - unidentified informal portrait - n.d.
48		16 - 2 postcard portraits, one from F.J. Loscy - n.d.
47, 58		17 - miscellaneous identified photographs - various dates (3 envelopes)
40, 47, 49, 53		18 - miscellaneous unidentified photographs - various dates (8 envelopes)
49		19 - Niagara - J.R. Bronystone? - ca. 1915
58		20 - photos of unidentified children - probably Sweeting children - n.d. (3 envelopes)
		Technical Photographs [subseries]:
42		1 - Casper - technical equipment at plant - 1916
42		2 - Olmsted - reinstallation - 1908
42		3 - Olmsted - second mudslide, excavation, flume construction - 1909
42		4 - Olmsted - runner east turbine - 1906
42		5 - Olmsted - roller on road - 1910
44		6 - Olmsted - preparation and turbine installation - 1908-1909
42		7 - unidentified equipment, damaged - n.d.
44		8 - Olmsted - unidentified equipment - n. d.
44		9 - Olmsted - insulator testing - 1909
44		10 - Olmsted - new standard construction, centerline - 1908
35		11 - Logan - landscapes, units, generator, etc. at Logan station - n.d. (7 envelopes)
42		12 - Grace - equipment at Grace station - 1907-1910 (14 envelopes)
41		13 - Salt Lake area - Salt Lake to Ogden line, construction, etc. - ca. 1910 (4 envelopes)
33, 34		14 - Ames/Ophir - area photographs and technical equipment - ca. 1900's (114 envelopes)
33, 34		15 - Telluride area - photographs of Ames/Ophir/Trout Lake area - ca. 1909-1910 (21 envelopes)
41		16 - Trout Lake - construction at Trout Lake reservoir - ca. 1910-1911
41		17 - Nunn's Station - station interior, unit under construction, etc. - 1901-1902 (3 envelopes)
37		18 - Olmsted - generators, turbine, pressure box, etc. - n.d. (5 envelopes)
41		19 - Olmsted, etc. - prints from Ted Munroe negatives, installations, etc. - ca. 1900-1910 (18 envelopes)
41		20 - Olmsted - blueprints of area photos and designs - n.d. (6 envelopes)
41		21 - Olmsted - 5000 volt line - 1907
41		22 - Olmsted - erosion of flume lining - 1909
41		23 - Olmsted - hydraulic filling and penstocks - 1909
41, 42		24 - Battle Creek - high tension room, generator, Pelton wheel, etc. - ca. 1909 (3 envelopes)
47		25 - Boise, Idaho - "After the Night Before" - n.d.
44		26 - Creeping Grip tractor - n.d.
39, 45		27 - Ontario Power Plant - detailed floor plans and technical drawings - n.d. (40 envelopes)
45		28 - Mexico - LLuvia de Oro, Chorro, etc., construction, buildings, etc. - ca. 1907 (17 envelopes)
45		29 - Olmsted - grounding device at Olmsted - 1909
45		30 - Grace, Idaho - equipment at Grace - 1910
45		31 - Logan Canyon, Utah - Logan Station, equipment and building interiors - ca. 1910 (2 envelopes)
45		32 - Front Lake, Ophir Pass - Ophir Pass and pipe at Front Lake - n.d.
45		33 - Utah - transmission lines near Narrows Station - 1908-1909
45		34 - Olmsted - penstocks under construction -n.d.
45		35 - Grace, Idaho - station interior, powerhouse, etc. - ca. 1907, 1910 (12 envelopes)
45		36 - Ontario - Ontario Power Plant, area photography and station interiors - 1905, 1908 (7 envelopes)
45		37 - Logan Canyon, Utah - grounds and interiors - 1905, ca. 1910 (3 envelopes)
47, 53		38 - Olmsted - turbine, tunnel, lower thrust block, east pipe, flume - ca. 1904-1908 (4 envelopes)
		39 - Bear Lake - Montpelier, Idaho - landscapes, structures, and projects at Bear Lake and Bear River - ca. 1903-1913 (8 envelopes)
53		40 - Niagara Falls - Ontario Power Company - construction - 1905 (5 envelopes)
52		41 - Olmsted, Ithaca/Cornell, Grace, Boise, etc. - Paul P. Ashworth's photo album - ca. 1911-1916, 1937, 1954
48		42 - Olmsted - Olmsted under construction - ca. 1903-1904
53		43 - Nunn's Station - equipment - n.d.
53		44 - Nunn's Station - man with equipment - n.d.
49		45 - unidentified location - enlargements of photos of electrical equipment - n.d.
49		46 - Colorado - the electrical distributing lines and waterways of the Telluride Power Company in Colorado - n.d.
49		47 - various locations - photographs previously to be used in a book on electrical power - annotated, explanations enclosed - n.d. (2 envelopes)
55		48 - Mercur, Utah - Book of Photographs, "Electrical Installation--Golden Gate Mill" - n.d.
56		49 - Niagara - technical drawings - Ontario Power Company - 1904-1905 (6 envelopes)
56		50 - unidentified electrical site - mounted photos - 1902 (2 envelopes)
56		51 - Illium, Colorado - Illium flume with drafted cross section - 1907 (2 envelopes)
47, 57		52 - Mercur, Utah - Mine & Mill - n.d. (9 envelopes)
47		53 - unidentified sites - "L.L. Nunn Special" - sites, landscapes, equipment (6 envelopes)
58		54 - Olmsted - electrical equipment - 1907-1909 (2 envelopes)
58		55 - unidentified location(s)- numbered technical photos - n.d.
		56 - Olmsted - 40 K.V. cutout - 1908
57		57 - Olmsted - structures, landscapes, and equipment - ca. 1905-1909 (14 envelopes)
47, 57		58 - Telluride area - Grace, Nunn's Station, Olmsted, etc. - glass negatives - ca. 1900s-1910s, 1907 (10 envelopes)
58		59 - Idaho? - book of photos - "Current Electrical Development," etc. - n.d.
58		60 - Nunn's Station - equipment - 1901
40		61 - Nunn's Station - enlargement of photo of train - n.d.
47		62 - Grace - pipe and generators - 1910
53		63 - Olmsted - blueprints for Olmsted power house - n.d.
53		64 - Olmsted - switchboard - annotated - 1906
53		65 - Provo - failure of experimental 40,000 volt towers - 1907
47		66 - Telluride - motor at Telluride mine - ca. 1905
53		67 - Olmsted - changes in penstocks for installation of Francis turbines - 1908
53		68 - Nunn's Station? - unidentified train - n.d.
47		69 - Bliss, Idaho - pictures sent by L.B. Fuller to L.L. Nunn showing slicks works and flume - 1911
40		70 - Niagara - Niagara Power Station - annotated - ca. 1905
53		71 - Lower Salmon Plant of the Great Shoshone and Twin Falls Water Power Company - ca. 1914
57		72 - unidentified location - electricity experiment? - possible exhibit material - n.d. (3 envelopes)
53		73 - unidentified location - 60,000 volt lightning arrester test - 1906
53		74 - Illium - construction of Illium flume - annotated - 1905
47		75 - unidentified location - numbered photos of standard and wrecked towers - n.d.
47		76 - Casper Station - construction of Casper Station - from L.L. Nunn's desk - n.d.
59		77 - various locations - photo enlargements of early power installations, environs, etc. - n.d. (8 envelopes)
		Nunn Personal [subseries]:
40, 51, 61		1 - Nunn's photo albums - n.d. (7 envelopes; 1 book)
40, 51		2 - studio and candid photographs of Nunn - ca. 1891-1918 (26 envelopes)
51		3 - Nunn family photographs - ca. 1880's-1910's (30 envelopes)
51		4 - identified photographs of friends, colleagues, etc. - ca. 1880's-1910's (19 envelopes)
51		5 - unidentified photographs of friends, colleagues, etc. - ca. 1880's-1910's (24 envelopes)
51		6 - Olmsted - Nunn's photographs of Olmsted, "Slick's Resort," etc. - n.d. (7 envelopes)
51		7 - unidentified area photographs - n.d. (4 envelopes)
51		8 - Deep Springs - Nunn on port of Main Building, Nunn and O.B. Suhr - n.d. (2 envelopes)
51		9 - Deep Springs - group portrait with L.L. and P.N. Nunn - 1919
51		10 - Provo, Utah - L.L. Nunn's house - 1905