Skip to main content Skip to search Skip to search results

Archives at The Museum of Flight

Aviation Development, Inc.


Historical Note

Aviation Development, Inc. (ADI) was a company started by William P. Lear. It was solely for the design, engineering, supervision of manufacturing of the SAAC-23, eventually known as the Learjet 23. According to correspondence from June Shields, secretary to Lear, it was an affiliate company but not a subsidiary of either Lear, Inc. or Swiss American Aviation Corporation.

Found in 1 Collection or Record:

Series IV. Swiss American Aviation Corporation, 1956-1965, 2000, undated

Scope and Contents: Swiss American Aviation Corporation Series IV: Swiss American Aviation Corporation (SAAC) is a fairly small series that documents WPL’s early efforts at an executive transport and private corporate aircraft, originally named the SAAC-23 although it would eventually become the Learjet Model 23. Some early concept and logistical materials present in the series pre-date the official 1960 start of the company, but most fall within SAAC’s 1960-1962 time period. Note that some materials related to SAAC...

The Museum of Flight | 9404 E. Marginal Way South | Seattle WA 98108-4097 | 206-764-5874
Contact us with a research request