This item is a student notebook of John A. Ubsdell, RPI Class of 1889. The notebook was titled, "Notes on Adjustment and Use of Instruments," after a course given by David M. Greene, who was a Director and Academic Head of Rensselaer. Topics in the notebook include scientific instrument use, mathematic formulas and equations, level measurements, and figure drawings of how to use certain instruments, such as transits.

The papers of George Callahan Wallace, RPI Class of 1925, include applications for employment, train tickets, grade cards, felt letters "'21" and a pocket-size notebook.

This RPI field notebook, kept by William Schneider, Class of 1912, was used for a hydrographical survey on the Hudson River in New York, and for a topographical survey in Bennington, Vermont. Included in this notebook are survey readings, small drawn maps, tide gages, and flow readings of the Hudson River, motor ratings, and more.

This collection contains biographical material related to Major General Thomas F. Farrell, including letters, memos, and invitations from Franklin Delano Roosevelt, letters from Bernard Baruch and Herbert Hoover, articles and published volumes regarding his involvement in the Atomic Bomb development, New York City Housing development, and military career. Also included is information on the New York World's Fair, and photographs of Farrell.

Student architectural drawings and drawing workbooks created by Kenneth Rinebolt, RPI Class of 1932.