Subject Terms

SUBJECTS

Names:

• Trautwine family.
• Ashbridge, Samuel.
• Balch, William H.
• Bogert, Clinton Lathrop.
• Freeman, John Ripley.
• Holmes, Oliver Wendell, 1809-1894.
• Trautwine, John C. (John Cresson), 1810-1883.
• Trautwine, John C. (John Cresson), 1850-1924.
• Trautwine, John C. (John Cresson), 1878-1949.
• American Society of Civil Engineers.
• League to Enforce Peace (U.S.)
• Philadelphia Bureau of Water.

Subjects:

• Engineering.
• Presidents--United States--Election--1912.
• Railroads.
• Railroads--Design and construction.
• Engineers.

Places:

• Colombia--Description and travel.
• Colombia--Surveys.

Form and Genre Terms:

• Diaries.
• Photographs.