Manufacturers
PHILLIPS, Ron
The Leyland Buses of Burnley, Colne & Nelson Joint Committee
The Leyland Fleet Series
PHILLIPS, Ron
The Leyland Buses of Plymouth City Transport
The Leyland Fleet Series
PILTZ, Howard & LUMB, Geoff
The Heyday of the Trolleybus
Volumes One & Two
Colour pictoial study of trolleybuses from 1945. A first volume by Howard Piltz was published in 1994 and a second selection in 1996 by Geoff Lumb.