Equipment records, 1942-ca. Includes also a sample contract between the Laboratory and employee. Forms of material include inventories, memoranda, and correspondence. Program fits a straight line when both variables are subject to error. Research Contracts and Grants, ca.
Research relates chiefly to hearing and sound.
These records document interaction chiefly between the military bodies and the Psycho-Acoustic Laboratory regarding the contracts undertaken for the U.S. Government during the Second World War. Included here are records relating to both the administration of the contracts and the technical and scientific problems under study in the contracts. Records include correspondence with contract administrators, other research facilities, and earplug manufacturers. Also included are records of visitors. Forms of documentation include correspondence, memoranda, budgets, and reports, including progress reports.