British Railways, Western Operating Area, Service Time Tables of Passenger and Freight Trains, 
Aynho Junction, Birmingham, Wolverhampton and North Warwickshire Line,
15th September 1952 ufn
277 pages. Front cover loose, otherwise condition good. Please see photos.

Printed in the style of the former GWR and continuing to use the title 'Service Time Tables'.
The term Operating Area arose out of chaotic management in the 1950s, when schemes for geographical control came into conflict with the realities of running train services that crossed those artificial boundaries.