File:USS Pomodon (SS-486) after GUPPY I modernisation c1948.jpg

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Description	The U.S. Navy submarine USS Pomodon (SS-486) following her "GUPPY I" refit at the Mare Island Naval Shipyard. Following the Second World War, the U.S. Navy studied German Type XXI submarines, which featured a greatly increased underwater speed and endurance. The first restult was the "Greater Underwater Propulsive Power Program" (GUPPY) reconstruction of Odax (SS-484) and Pomodon in 1947. Both submarines were received a more streamlined hull, a new streamlined sail, and a double amount of batteries.
Date	circa 1948 date QS:P,+1948-00-00T00:00:00Z/9,P1480,Q5727902
Source	U.S. Navy All Hands magazine March 1948. p. 19.
Author	U.S. Navy
Permission (Reusing this file)	"All photographs published in ALL HANDS are official U.S. Navy photographs unless otherwise designated."

	This file is a work of a sailor or employee of the U.S. Navy, taken or made as part of that person's official duties. As a work of the U.S. federal government, it is in the public domain in the United States.
	This file has been identified as being free of known restrictions under copyright law, including all related and neighboring rights.

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	Date/Time	Thumbnail	Dimensions	User	Comment
current	21:41, 10 March 2014		985 × 719 (359 KB)	Cobatfor (talk \| contribs)	== {{int:filedesc}} == {{Information \|Description=The U.S. Navy submarine USS ''Pomodon'' (SS-486) following her "GUPPY I" refit at the Mare Island Naval Shipyard. Following the Second World War, the U.S. Navy studied German Type XXI submarines, which...

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