Booklet, Railway Executive, "Part 1 Outline of Regions Showing Regional Boundary Points and Stations and Depots Embraced Within Each Region. Part 2 List of Penetrating Lines and Instructions for the Operation Thereof". 1950. Printed pages (including map) bound in brown card. BR 87135 Part 1 Outline of Regions Showing Regional Boundary Points and Stations and Depots Embraced Within Each Region. Part 2 List of Penetrating Lines and Instructions for the Operation Thereof.