Bound typescript (cover title: "Haysite; a plastic obtained by controlled pyrolysis of minerals rich in kerogen"). July 29, 1944
File — Box: 6, Folder: 21
General
Includes pencilled drawing and inserts: notarized typescript ("Notes on natural plastic, 5/20/45); letter from attorney March 2, 1944 regarding Hays patent application; U.S. Patent Office receipt for Hays Oil Shale Plastic patent application (July 13, 1945 filing date).
Repository Details
Part of the University of Kansas. Kenneth Spencer Research Library Repository