Search Digital Records

• Format > notes (documents) (remove)
• Format > patents (remove)
• Subject > Radio in aeronautics (remove)

Limit your search

• Mixed Materials (1)

• notes (documents) (1)
• patents (1)
• technical illustrations (images) (1)

• In copyright (1)

• Lear Developments (1)
• Radio direction finders (1)
• Radio in aeronautics (1)
• Radio--Transmitters and transmission (1)

1 results

[William P. and Moya Olsen Lear Papers, Box 1, Folder 15; Box 209, Folder 1 - "Radio guidance system and blind approach system (WPL/30-1)," 1935 June - 1944 November] (Item)

Items from Box 1, Folder 15 and Box 209, Folder 1 of the William P. and Moya Olsen Lear Papers, June 1935 to November 1944. Contains drafts, notes, and technical drawings for the radio guidance system and blind approach system (WPL/30-1) patent. Twenty total items.