USS Preston (DD-19)- Indicator Gear for 12" x 26" x 18" Main Air Pump and 6" x 8" x 8 x 7 Aux. Air & Circulating Pump - NARA - 117877438.jpg
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USS Preston (DD 19) Indicator Gear for 12" x 26" x 18" Main Air Pump and 6" x 8" x 8 x 7 Aux. Air & Circulating Pump NARA 117877438, USS Preston (DD-19), US National Archives series: Alphabetical Series of Ship Engineering Drawings, Images from the National Archives and Records Administration, US National Archives location: other, USS Preston (DD-19): Indicator Gear for 12" x 26" x 18" Main Air Pump and 6" x 8" x 8 x 7 Aux. Air & Circulating Pump
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air pump high gear circulating circulate antlia