Large stack (4" thick) of personal papers of James Ross Patton, Jr, 1941 - 1960's. Patton graduated from the US Naval Academy and was commissioned an ensign/engineering officer in August 1941. He served at the U.S. Naval Engineering Experiment Station, in the U.S. Navy Pilotless Aircraft Unit (Mohave, CA) and observed the first U.S. V-2 rocket launch in 1946. He also conducted extensive research in what was called "Hydropulse", a water propulsion system for launching seaplanes. Papers include correspondence , handwritten calculations, blueprints, photos, etc. Some are revealing, many are day-to-day transactions. Some of the systems he worked on deserve additional research.