http://www.loc.gov/mods/v3 http://www.loc.gov/standards/mods/v3/mods-3-2.xsd
Manual for 25 ton ponton [as printed] bridge, model 1940
Manual for 25 ton ponton bridge, model 1940
Manual for 25 ton pontoon bridge, model 1940
prepared under the direction of the Chief of Engineers.
The Cushing Library/Ragan Military copy contains a supplement, Changes number 2 dated 1 July 1943.
War Department technical manual ; TM 5-273