Submarine Industrial Base Under Strain as Virginia-Class Parts Wearing Out Early; Implications For Columbia-Class - USNI News
Got Dolphins? - 15 Mar 1922 - USS F-3 (SS-22) - Decommissioned , was a F-class submarine. She was named Pickerel when her keel was laid down by the Moran Brothers Company
H-019-3 Navy Non-Combat Submarine Losses
Submarine Photo Index
Submarine USS F-3
USS Grunion (U.S. National Park Service)
USS F-4 - Wikipedia
File:US Navy 060411-N-3686T-001 The guided missile submarine USS Florida (SSGN 728) makes her way through Cumberland Sound to Naval Submarine Base Kings Bay.jpg - Wikimedia Commons
Submarine USS F-3