JS1383: Quiet 707 South African DCA Approved Airplane Flight Manual Supplement 707-300C Series with P & W JT3D-7 Engines, 1991-01-23, Box: 15, Folder: 22. Shannon Engineering, Inc., records, 8746. Division of Rare and Manuscript Collections. https://aspace3-test.library.cornell.edu/repositories/2/archival_objects/766914 Accessed June 15, 2026.