Pennsy Diesel Years
By Robert J. Yanosey.
Cloth with dust jacket, 8.5x11", 128 glossy pages, color photos throughout. 1990.
"Rubber-tired diesels, the Bel-Del Branch, Philadelphia, Hagerstown, Renovo, Altoona, Pitcairn Yard, Mingo Junction, Columbus, Crestline, Chicago... See 'Hammer-head,' a PA in a gondola, DL640 and C628 demonstrators and much more."