whaleback
type of cargo steamship
James B. Colgate
whaleback steamer
SS Sagamore
Whaleback barge wrecked in Lake Superior
SS Charles W. Wetmore
American whaleback freighter
SS Meteor
whaleback freighter converted to a museum ship
Thomas Wilson
whaleback freighter
SS Sagamore
British-built whaleback freighter
SS Christopher Columbus
US Great Lakes excursion liner (1893–1933)