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Showing Collections: 1 - 2 of 2

Engineering Field Books 1893-1910

 Collection
Identifier: SC MS 0253
Abstract

Interesting examples of engineering calculations and observations before the age of computers. Some books have calculations recording the Lehigh River flow and flood stages as well as New York City engineering works at the turn of the twentieth century.

Dates: 1893-1910; Majority of material found within 1901-1902

Ventilation Investigation Hudson River Vehicular Tunnel (Holland Tunnel)

 Collection
Identifier: SC MS 0118
Abstract

A detailed pioneering engineering report determining the ventilation criteria for an underwater vehicular tunnel which became known as the Holland Tunnel. At its time of opening in 1927 the Holland Tunnel was known as the “eighth wonder of the world.”

Dates: 1921-1922