USS Henley (DD-39)- Nolan 1 1-4" All-Bronze Blow-Off Valve with U.S. Navy Bu. of St'm Eng'r'g Standard Flanges - NARA - 75842048.jpg
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USS Henley (DD 39) Nolan 1 1 4" All Bronze Blow Off Valve with U.S. Navy Bu. of St'm Eng'r'g Standard Flanges NARA 75842048, USS Henley (DD-39), US National Archives series: Alphabetical Series of Ship Engineering Drawings, Images from the National Archives and Records Administration, US National Archives location: other, USS Henley (DD-39): Nolan 1 1/4" All-Bronze Blow-Off Valve with U.S. Navy Bu. of St'm Eng'r'g Standard Flanges
commons
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ヘンリー
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blow off blow-by-blow