Performance Tests on Diesel-Electric Stern-Wheel Towboats

Giroux, C.H.
New York, Society of Naval Architects and Marine Engineers, 1926.
18 page article from the Transactions of the Society of Naval Architects and Marine Engineers, plus a series of 24 plates of folding plans, graphs, and photographs of stern-wheel tow boats on the Mississippi.
good clean condition in a plastic sleeve.