Subject Source: Library of Congress Subject Headings
Found in 3 Collections and/or Records:
Identifier: SC MS 0175
Abstract This collection contains the technical and professional documents of consulting engineer Blair Birdsall. Most of the collection are documents pertaining to the multitude of bridges he worked on, including the Golden Gate, Chesapeake Bay, and Brooklyn Bridges, as a consulting engineer or as a design engineer. The collection spans from 1900 to 2002 covering his entire career and also early Steinman Boynton Gronquist & Birdsall and John A. Roebling Sons Engineering companies.
Dates: Inclusive Dates
Identifier: SC Photo-0007
Abstract Delaware River Bridge (also known as the Benjamin Franklin Bridge from 1956) construction photographs (circa 1921-1926) contain 208 photographs and one fiscal report dated 1928. Each of these items relate to the Delaware River Bridge connecting Philadelphia, PA to Camden, N.J. The subjects of the photographs are various on site construction views, several artist’s renderings of the proposed bridge and some neighborhood demolition views. An annual report of 21 pages by the Joint Commissioners...
Identifier: SC Photo 0013