October 9th - On This Date - USN Submarine Service

    1918 - USS H-4 (SS 147) is launched

    1918 - USS O-1 (SS 62) is launched

    1942 - USS Haddo (SS 255) is commissioned

    1943 - USS Sandlance (SS 381) is commissioned

    1945 - USS S-30 (SS 135) is decommissioned

    1953 - USS T-1 (Mackerel) (SS ) is commissioned

    1971 - USS Batfish (SSN 681) is launched

    1976 - Keel is laid for the USS Dallas (SSN 700)

    1976 - USS Groton (SSN 694) is launched

    1995 - USS Columbia (SSN 771) is commissioned