This is not an in depth study of steam power. And, to illustrate his text, Gustafson has selected a couple dozen line drawings that reproduce nicely in this format.
SKETCH OF A LOCOMOTIVE STEAM ENGINE , ICONIC RAILWAY HISTORY , SOUVENIR (21)
Vulcan’s Heritage, a brief history of the Vulcan Site produced by Ruston Diesels
The Mid-Hants Watercress Line A Brief History 1976 Railway Preservation Society
A Brief History Union Pacific Railroad Event pamphlet, 1969, Platte Valley Route
Enola Yard A Brief History Brochure Pennsylvania Railroad East Pennsboro
Western Scale models Sierra Machine shop publication excellent condition