GWR signal alterations notice (No. W.2) Little Mill Junction Signal Box, 10th January 1939. 5pp with diagram.
GWR signal alterations notice Little Mill Junction Signal Box 1938
GWR signal alterations notice New Passenger Station at Glascoed 1940
BR(W) signal alterations notice Kensington North Main 1967
BR(W) signal alterations notice Stage 3 Cardiff Multiple Aspect Signalling 1966
BR(W) signal alterations notice Chippenham East 1958
BR(W) signal alterations notice Trowbridge 1959
