Showing Collections: 1 - 4 of 4
Engineering Field Books 1893-1910
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.
Henry Sylvester Jacoby Papers
Henry S. Jacoby Papers contains diplomas and certificates he received, drawings and illustrations for some of his books, scrapbooks about Lehigh (1872-1877), typescripts of some of his publications, and correspondence to and from the American Railway Engineering Association. The correspondence is of special to any engineer interested in the work involved in formulating a textbook or the forensics of old bridges.
Robert Heysham Sayre diary
A diary/appointment book of Robert H. Sayre, chief engineer of Lehigh Valley Railroad and a trustee of Lehigh University. The diary contains entries about the activities of a person responsible for the daily running of a railroad.