|         Sub V-3 in Navy Yard.   |         Sub S-19 in Navy Yard.   |         Sub launched in Fore River.   | 
|         Largest US sub the V-4 launched in Portsmouth NH Navy Yard   |         U.S. submarine Balilla being turned over to a foreign Navy   |         Submarines O-9 / O-10   | 
|         Submarine V-2 in Navy Yard.   |         Sub S-48 in Navy Yard drydock.   |         Sub V-2 in Navy Yard.   | 
|         Sub V-2 in Navy Yard.   |         Sub V-2 in Charlestown Navy Yard.   |         Sub V-2 in Charlestown Navy Yard.   | 
|         Sub V-2 in Navy Yard.   |         Sub V-2 in Navy Yard.   |         Launching largest sub in U.S. the V-4   | 
|         Subs - O-9 and O-10, Navy Yard.   |         Sub S-19 in drydock.   |         Sub S-19 in drydock.   | 
|         Subs O-9 and O-10 in Navy Yard.   |         Subs O-9 and O-10 in Navy Yard.   |         US sub S-19   | 
|         Subs S-3/S-6/S-7/S-8/S-9 going out of commission at Philadelphia Navy Yard.   |         Italian subs 'Galilla' (L) and 'O.Millelire' (R) in Navy Yard.   |         Italian subs 'Galilla' (L) and 'O.Millelire' (R) in Navy Yard.   | 
|         Crowd aboard sub S-6, sister ship to ill-fated S-4   |         Crowd going aboard sub S-6, sister ship to ill-fated S-4 in Navy Yard.   |         Subs O-9 and O-10 in Navy Yard.   | 
|         U.S. sub S-8, Charlestown Navy Yard   |         U.S. submarine S-8, Charlestown Navy Yard   |         U.S. sub S-8 at Navy Yard   | 
|         U.S. sub S-8 at Navy Yard   |         Submarine being overhauled, Philadelphia Navy Yard drydock   |         Submarine Dolphin or DI, Portsmouth, NH   | 
|         US sub S-6 in Navy Yard.   |         US sub S-6 in Navy Yard.   |         Sub S-1 in Navy Yard.   | 
|         Sub S-1 in Navy Yard.   |         Sub S-51 after disaster.   |         Sub V-3 at Navy Yard.   | 
|         Subs O-9 and O-10 in Navy Yard.   |         Sub S-50 in Navy Yard.   |         Sub S-50 - Navy Yard.   | 
|         Sub S-1 - Navy Yard.   |         Launching largest U.S. sub V-4 at Portsmouth Navy Yard, NH.   |         Sub S-48 in dry dock at Navy Yard.   | 
|         US Sub S-48 in dry dock at Navy Yard.   |         Sub V-3 in Navy Yard.   |         The V-3 submarine.   | 
|         US sub D-1 launching.   |         First sub 'The Intelligent Whale' built in 1864. Coast $60,000 to build. Condemned in 1872. It is 28.8 ft in length, 9 ft deep. 1/2 inch thick iron - Brooklyn Navy Yard.   |         Uncle Sam's largest sub the V-4 being launched.   | 


















































