Online Catalogue last updated 17th of September 2023
Covers the 4 and 6-wheeled undertype wagons, 1922 to 1932. It records the attempt to use the patents of the Steam Heat Conservation Co. in a wagon, the effort to market shunting locomotives or railcars using wagon components, the 6-wheeled steam tractors for heavy haulage, and a proposed steam bus. A4 Hardback. 150 Illustrations.
Code No. 007215, 144 pages, ISBN 0950829862, $60.00