JS1003: Structural Substantiation of the Installation of the "One Piece" Bubble Windshield on a Cessna 170, 170A, 170B, 172, 172A and 172B, 1975-03-05 - 1977-10-06, Box: 1 , Folder: 19. Shannon Engineering, Inc., records, 8746. Division of Rare and Manuscript Collections. https://aspace3-test.library.cornell.edu/repositories/2/archival_objects/766520 Accessed June 14, 2026.