Airlife's Helicopters and Rotorcraft by Simpson, R.W. Paperback Book The Fast

The World's Greatest Tow Trucks Vol 9 by Earl L. Johnson

Semi-Trucks of the 1950s Illustrated by Ron Adams 2008 Trade Paperback Iconogra…

Fire Engines in North America.

Helicopters of the World (Combat Aircraft Library) by Bill Gunston Hardback

Big Rigs of the 1950s (Crestline Series) (1st Ed) by Ronald G. Adams

WS Darley and Co Fire Apparatus 1908-2000 (Photo Archive) (2002)

Illustrated Encyclopedia of American Fire Engine Manufacturers by Walter McCall