USS Henley (DD-39)- 6" Spring Relief Angle and Globe Valve - NARA - 76020171.jpg
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USS Henley (DD 39) 6" Spring Relief Angle and Globe Valve NARA 76020171, 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): 6" Spring Relief Angle and Globe Valve
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