September 23rd - On This Date - US Navy Submarines

    1901 - USS A-6 Porpoise (SS 7) is launched

    1918 - USS R-2 (SS 79) is launched

    1918 - USS R-22 (SS 99) is launched

    1918 - USS R-27 (SS 104) is launched

    1919 - USS R-12 (SS 89) is commissioned

    1943 - Keel is laid for the USS Brill (SS 330)

    1944 - USS Boarfish (SS 327) is commissioned

    1944 - USS Charr (SS 328) is commissioned