[Olsen Towing Line tugboats.]
[Olsen Towing Line tugboat.]
[Docked tugboats.]
[Tracy Towing Corporation tugboat pulling McLain Line barges in New York Harbor.]
[Lee-Simmons tugboat.]
[Tugboat near dock.]
[Tugboat at dock.]
[Peter Moran tugboat.]
[Men working on tugboat.]
[Alice M. Moran tugboat.]
[Detail of docked tugboat.]
[Tugboat.]
[Grace Moran tugboat at dock.]
[Man on tugboat.]
[Tugboats with ship.]
[Carol Moran and Peter Moran tugboats.]