Sub S-48 remodeled and ready for trail run off Provincetown.

Italian submarine 'Balilla' off Boston lightship on way to Navy Yard |
Crew of deck of sub S-1 at Navy Yard |
Submarine S-48 remodelled and ready to sail from Provincetown on trial trip. |
German sub crew U53 Thank sank so much British shipping before US entered war, in Newport |
Crew of Sub O-9 listening to ballgame on Conning Tower. |
Sub S-1 - Navy Yard. |