Raising the sub S-51 off Point Judith.

Unsuccessful attempt to raise the S-51 sub. Pontoons were later used |
Sub S-4 being towed to Navy Yard from off of Provincetown. The trip took 14 hours to go the 49 miles. |
Towing sub S-4 to Navy Yard. |
Sub S-4 being towed into Charlestown Navy Yard after being floated by pontoons off Provincetown. |
Conning Tower of the S-4 after being raised and brought to Navy Yard. |
Inquiry board inspects sub S-4 in drydock. |