U.S. governement cable boat, one of two

Steam/sail Ovid |
Aircraft carrier USS Lexington docked next to sailing ship. Tug boat 'Wm. G. Williams'. |
Training ship 'Nantucket' at berth at North End waterfront |
Training ship 'Nantucket' showing cadets unfurling the sails, North End waterfront |
Aboard training ship Nantucket off Provincetown |
Training ship USS Enterprise |