Operated by Construction Aggregates Corporation. Homeport Chicago, Illinois, USA. Built in 1947. Net register tonnage 17 tons and as dimensions 52 x 16 x 6 and highets fixed point above water 22 (=mast) feet. Horsepower 330 hp. Active on the Great Lakes system.
Source
Corps of Engineers US Army. Transportation Lines on the Great Lakes System 1966. Transportation series 3.
Source
Corps of Engineers US Army. Transportation Lines on the Great Lakes System 1966. Transportation series 3.