United States. Navy Department. Bureau of Aeronautics. (1922). Breather holes in pontoon handhole plates. [publisher not identified].
Chicago Style (17th ed.) CitationUnited States. Navy Department. Bureau of Aeronautics. Breather Holes in Pontoon Handhole Plates. Washington: [publisher not identified], 1922.
MLA (9th ed.) CitationUnited States. Navy Department. Bureau of Aeronautics. Breather Holes in Pontoon Handhole Plates. [publisher not identified], 1922.
Warning: These citations may not always be 100% accurate.