October 17th - On This Date - USN Submarine Service

1915 - USS L-9 (SS 49) is launched

1917 - Flotilla of submarines arrive in Azores after transiting from Halifax. US Submarine Force's first wartime overseas deployment.

1920 - USS S-23 (SS 128) is launched

1923 - USS S-44 (SS 155) is launched

1933 - Keel is laid for the USS Porpoise (SS 172)

1936 - Keel is laid for the USS Sturgeon (SS 187)

1937 - Keel is laid for the USS Swordfish (SS 193)

1941 - USS Grouper (SS 214) is launched

1942 - USS Balao (SS 285) is launched

1942 - USS Lapon (SS 260) is launched

1943 - USS Piranha (SS 389) is launched

1943 - USS Pomfret (SS 391) is launched

1943 - USS Sterlet (SS 392) is launched

1945 - USS Dogfish (SS 350) is launched

1967 - Keel is laid for the USS Pintado (SSN 672)

1979 - USS San Francisco (SSN 711) is launched