As depicted, from 1948/49. Books are well-used with some damage mainly to spines but fully together and intact and not much money for historic reference books!
Freight and Mixed Traffic Locomotives: A quick spotter book
Freight And Mixed Traffic Locomotives Paperback 1949 1st Edition Quick Spotter
Freight & Mixed Traffic Locomotives - A Quick Spotter Book - 1949
VINTAGE 1949 RAIL BOOKLET FREIGHT MIXED TRAFFIC LOCOS BY R B WAY & R W WARDLE
MIXED TRAFFIC LINING TRANSFERS FOR HORNBY DUBLO AND WRENN LOCOMOTIVES