Items from Box 18, Folder 2 and Box 200, Folder 2 of the William P. and Moya Olsen Lear Papers, circa 1940-1943. Contains documents and drawings related to the patent application of the radio direction finding system (Case 20-1). 24 total items.
Panoramic photographic portrait of Lear Avia staff and their families at the Grand Rapids Branch Picnic, Johnson Park, Grand Rapids, Michigan, August 28, 1943.Caption: "1st Annual Lear-Avia INC. Grand Rapids Branch Picnic / Johnson Park / Aug. 28,…
Black ERM graphite laminate tile. Two pieces of tape and black marker text are present on front of tile. It is accompanied by a letter to Richard R. Tracy, LearAvia Corporation, from A. Lawrence Cobb, Composite Technology Corporation, March 9, 1979.…