oledavyjones: The engine room with two six-cylinder diesel engines of USS R-14. USS R-14 (SS-91) was an R-class coastal and harbor defense submarine of the United States Navy. Her keel was laid down by the Fore River Shipbuilding Company, in Quincy,

oledavyjones: The engine room with two six-cylinder diesel engines of USS R-14. USS R-14 (SS-91) was an R-class coastal and harbor defense submarine of the United States Navy. Her keel was laid down by the Fore River Shipbuilding Company, in Quincy,

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from: https://scala-nl.tumblr.com/post/631051410197397504