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.

Abstract The Borough of the Bronx of the City of New York is bound on the south and southwest by the Harlem River, on the west by the Hudson River, on the north by Westchester County and the east by the most westerly reaches of the Long Island Sound and on the south by the East River. In 1898 the Bronx, formerly a part of Westchester County, was incorporated into the City of New York. It is the only New York City borough on the mainland. In 1848, a physical connection was made between the island...