JS1104: Flight Test Plans Learjet Model 35/36 Equipped with Dee Howard/Astech TR-4000 Thrust Reversers, 1982-05-18, Box: 5 , Folder: 13. Shannon Engineering, Inc., records, 8746. Division of Rare and Manuscript Collections. https://aspace3-test.library.cornell.edu/repositories/2/archival_objects/766619 Accessed June 14, 2026.