- 1Peter Allen
On the old lines : locomotives round the world
London: Cleaver-Hume Press 1958; 190 S. : Ill.
Eisenbahn - 2Peter Allen
Steam on the Sierra : The narrow gauge in Span and Portugal
London: Cleaver-Hume Press 1960; 203 S. : Ill., Kt.
Eisenbahn; Dampflokomotive; Schmalspurbahn - 3Peter Allen; P. B. Whitehouse
Narrow Gauge Railways of Europe
London: Allan 1961; 171 S. : Ill., Kt.
Eisenbahn; Europa - 4Patrick Whitehouse; Peter Allen
Round the World on the Narrow Gauge
London: Allan 1966; 159 S. : überw. Ill.
Schmalspurbahn; Bildband - 5Patrick Whitehouse; Peter Allen
Narrow gauge the world over
Shepperton: Allan 1976; 224 S. : überw. Ill.
Schmalspurbahn; Bildband