Various blueprints and notes in a folder (only back cover with annotations). Topics include blueprint drawings of a derailment at Tong Tou Ha station 28th January 1937, Canton Kowloon Railway locomotive 2-6-0, Hong Kong Railway locomotive 2-6-0, Tientin-Pukow Railway 2-8-2 locomotive balancing calculation, railway line arrangement in Chinese, third class carriage, partial carriage arrangement, partial axle arrangement; drawing of river gradients between Shek Tan and Shek Lung, Kenneth Cantlie's notes on Mr. Roesch's paper on combustion boiler design; copy letter to the Railway Gazette regarding Whyte system 22nd September 1939 by Kenneth Cantlie; Canton-Kowloon Railway Working time table 1st October 1935.