The Comanche was a steel hull, stern wheel towboat. She was built at Dubuque, Iowa in 1915 by the Dubuque Boat and Boiler Works. Her dimensions were:- 141 x 28.1 x 5.6 feet. The Comanche was owned by the U.S. Engineer Corps of Chicago, Illinois and was used on the Illinois River, mostly working out of Peoria, Illinois. In 1946 she was sold to Captain Charles Colvin who dismantled her in 1947.