Driver's key, London & North Western Railway, brass key stamped HLS, For use on the coasting clock from which on economy bonus was calculated London & North Western Railway drivers key
Rail profile, standard, end, for unidentified flat-bottomed rail, H agency mark, possibly by Cargo Fleet Iron Co. Rail profile
Section of failed rail, `split end', Malaya Railway BS 80 A flat-bottomed rail, with attached notes of explanation, 1975 Section of failed rail
Set of calculating scales, in boxwood, in mahogany case. 1 foot scales by Stanley, London, marked "W. Butterworth", small scales by Troughton & Simms, London. unnumbered Crown Agents series. Box marked "W. Butterworth" in pencil on underside of lid. Calculating scales in mahogany case