Casgliadau Arlein
Amgueddfa Cymru
Chwilio Uwch
G.W.R. synopsis of course of instruction
Blue cover (wax paper) with black print. Great Western Railway, Synopsis of Course of Instruction on the subject of Safe Working Railways etc. for the use of Students of the Signalling Classes, 1938. 76 pages with various diagrams and black and white photographs.
Nid yw sylwadau ar gael ar hyn o bryd. Ymddiheuriadau am yr anghyfleustra.