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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.