Launching of submarine Segundo, Portsmouth Navy Yard, Kittery, Maine, United States, 5 Feb 1944Submarine tender Proteus with submarines of US Navy Submarine Squadron 20, Tokyo Bay, Japan, 2 Sep 1945Battle flag of USS SegundoBow view of USS Segundo departing Mare Island Naval Shipyard, California, United States, 24 Apr 1946
Launching of submarine Segundo, Portsmouth Navy Yard, Kittery, Maine, United States, 5 Feb 1944Submarine tender Proteus with submarines of US Navy Submarine Squadron 20, Tokyo Bay, Japan, 2 Sep 1945Battle flag of USS SegundoBow view of USS Segundo departing Mare Island Naval Shipyard, California, United States, 24 Apr 1946
Broadside view of USS Segundo departing Mare Island Naval Shipyard, California, United States, 24 Apr 1946, photo 1 of 2Broadside view of USS Segundo departing Mare Island Naval Shipyard, California, United States, 24 Apr 1946, photo 2 of 2Stern view of USS Segundo departing Mare Island Naval Shipyard, California, United States, 24 Apr 1946USS Segundo off Mare Island Naval Shipyard, California, United States, 8 Aug 1949
Broadside view of USS Segundo departing Mare Island Naval Shipyard, California, United States, 24 Apr 1946, photo 1 of 2Broadside view of USS Segundo departing Mare Island Naval Shipyard, California, United States, 24 Apr 1946, photo 2 of 2Stern view of USS Segundo departing Mare Island Naval Shipyard, California, United States, 24 Apr 1946USS Segundo off Mare Island Naval Shipyard, California, United States, 8 Aug 1949
Aft plan view looking forward of USS Carbonero at Mare Island Naval Shipyard, California, United States, 18 Feb 1952, photo 1 of 2; note USS Diodon outboard and USS Segundo forwardCrew of USS Segundo being inspected during change of command ceremony, Mare Island Naval Shipyard, California, United States, 6 Jul 1953Crew of USS Segundo hearing an address during her change of command at Mare Island Naval Shipyard, California, United States, 18 Oct 1955USS Segundo underway off Mare Island Naval Shipyard, California, United States, 28 Nov 1955
Aft plan view looking forward of USS Carbonero at Mare Island Naval Shipyard, California, United States, 18 Feb 1952, photo 1 of 2; note USS Diodon outboard and USS Segundo forwardCrew of USS Segundo being inspected during change of command ceremony, Mare Island Naval Shipyard, California, United States, 6 Jul 1953Crew of USS Segundo hearing an address during her change of command at Mare Island Naval Shipyard, California, United States, 18 Oct 1955USS Segundo underway off Mare Island Naval Shipyard, California, United States, 28 Nov 1955
Further Reading

Read more about Segundo



Search WW2DB & Partner Sites
Famous WW2 Quote
"You ask, what is our aim? I can answer in one word. It is victory. Victory at all costs. Victory in spite of all terrors. Victory, however long and hard the road may be, for without victory there is no survival."

Winston Churchill


Support Us

Please consider supporting us on Patreon. Even $1 a month will go a long way. Thank you!

Or, please support us by purchasing some WW2DB merchandise at TeeSpring, Thank you!