A hanging wall map, 'Official Railway Map of London and its Environs', Railway Clearing House, 1935 (top hanging batten missing); Official Railway of Scotland, Railway Clearing House, London 1927 annotated 'Claughton and P. of W. Class Engines may run over Lines coloured 'Red', if altered to 13'-3" above rail level See Sir H. Fowler's letter of 10.9.28 E.E7/113'; and two others (5)