Trolley and Subway: Miscellaneous blueprints of various parts of bridge construction, 1869-1950
Drawer 50084, Folder 1
Extent
62 sheets (62 sheets (62 drawings))
Dates
1869-1950
Creators
Conditions Governing Access
Restricted. Maps and plans are fragile and brittle with many drawings just fragments. Some drawings are moldy. Consultation with an archivist and conservator is required before patron use. This series has not been microfilmed.
Additional Description
Physical Characteristics and Technical Requirements
Many of the blueprints are brittle and/or torn, all are fragile