"Specification Y-1663-C"Table of ContentsIntroduction -- Description and performance -- General instructions -- Fuselage -- Tail Wheel -- Landing gear -- Wings -- Empennage -- Surface controls -- Power plants -- Cooling system -- Instrument installation -- Fuel system -- Oil system -- Electrical system -- Pyrotechnic installation -- Machine gun installation -- Photographic installation -- Radio installation - Lubrication and inspection -- Crating data -- Parts listsOriginal Formatmanuals (instructional materials)Bibliographic CitationManuals Collection/The Museum of Flight LibraryRightsNo copyright - United StatesCatalog RecordView original catalog record
Handbook of instructions with parts catalog for the YO-31A observation airplane (1932), [LMAN_text_116]. Museum of Flight Digital Collections, accessed 20/07/2025, https://digitalcollections.museumofflight.org/nodes/view/2913