JS1127: Quiet 707-300B ADV/C Airplane, Engine and Reduced Flap Landing Performance and Operating Characteristics Certification Proposal, 1983-11-15 - 1984-05-02, Box: 6 , Folder: 5. Shannon Engineering, Inc., records, 8746. Division of Rare and Manuscript Collections. https://aspace3-test.library.cornell.edu/repositories/2/archival_objects/766642 Accessed June 15, 2026.