General
McGONIGAL, Robert S. (ed.)
Classic Trains - Steam's Lost Empire II
Classic Trains Special Edition No. 28
MILLER, Kenneth L.
Norfolk and Western Class J - The Finest Steam Passenger Locomotive
MORRISON, Tom
The American Steam Locomotive in the Twentieth Century
Substantial and detailed study of development and operation of US steam with photographs throughout.
National Railway Historical Society
Union Pacific 8444 - Saturday, August 4, 1973 Denver, Colorado, to Laramie, Wyoming
NUCKLES, Douglas B. & DIXON, Thomas W.
Chesapeake & Ohio Greenbrier Type 4-8-4 Locomotives
PENNYPACKER, Bert & STAUFER, Alvin F.
The Many Faces of the Pennsy K-4
Classic Power No. 6
Study of the Pennsylvania Railroad classic K4 4-6-2 Pacifics built for express passenger work between 1914 and 1928. Photographs throughout, including some in colour, and two fine fold-out colour drawings.