Admiral Dewey (tugboat)
 The Admiral Dewey also known as the Georgetown and today as the Helen McAllister is a 113 feet (34 m) tugboat built in 1900 at the Burlee Drydock in Port Richmond New York. She was built with a 900 horsepower (670 kW) triple expansion compound steam engine which was replaced with a diesel engine after WWII. She towed coal barges to refuel ships in the harbor. In 1955 she was sold to a Charleston South Carolina tugboat company.