Authors: HILLS RL

Citation: Rl. Hills, WATT,JOHN MAP OF THE CLYDE (SCOTLAND, SURVEYING), Notes and records of the Royal Society of London, 52(1), 1998, pp. 63-71

Authors: HILLS RL

Citation: Rl. Hills, PERCEPTIONS OF GREAT ENGINEERS, FACT AND FANTASY - SMITH,D, Annals of Science, 53(1), 1996, pp. 104-105

Authors: HILLS RL

Citation: Rl. Hills, ENERGY IN WORLD-HISTORY - SMIL,V, Isis, 86(4), 1995, pp. 626-627