The papers document the personal and professional life of Charles Cyril Martin and include proposals on improvements to the Brooklyn Bridge.

Copies of testing forms which Hall, as Union Bridge Co. Inspector, completed while testing steel parts.

The Horsford Family Papers comprises a collection of papers created by various members of the Horsford, Gardiner, and L'Hommedieu families.

The AT & T Long Lines Engineering Development Program (LLEDP) was a program in the RPI School of Engineering that was designed for practicing engineers. Materials include class schedules, course outlines, a laboratory notebook, student rosters, and various program records.

Alphabetical file on subjects related to Rensselaer Polytechnic Institute, affiliated organizations, and Troy, New York.

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.