September 15th - On This Date - US Navy Submarines

• 1941 - Keel is laid for the USS Pogy (SS 266)
• 1943 - USS Pintado (SS 387) is launched
• 1944 - USS Barb (SS 220) sinks an 11,000 ton tanker and a 20,000 ton escort carrier with a six shot spread from her bow tubes and in the process narrowly misses being rammed by a destroyer.
• 1953 - Keel is laid for the USS Seawolf (SSN 575)
• 1958 - USS Swordfish (SSN 579) is commissioned
• 1962 - USS Andrew Jackson (SSBN 619) is launched
• 1964 - USS John C. Calhoun (SSBN 630) is commissioned
• 1972 - USS Blackfin (SS 322) is decommissioned for the second time