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Keywords from Image Description:
yakovlev yak yak aerobatic aircraft aerobaticaircraft ussr document text whiteboard writing Title Yakovlev Yak Aerobatic Aircraft Notes USSR Catalog Manufacturer Yakovlev Designation Yak Official Nickname Aerobatic Aircraft Repository San Diego Air and Space Museum Archive Tags Yakovlev Yak Aerobatic Aircraft USSR Title Yakovlev