His An account of the application of the gas from coal to oeconomical purposes, 1808: caption t.p. (Mr. William Murdock) p. 15 (signed William Murdock)
Britannica online, viewed Apr. 14, 2005 (William Murdock, b. Aug. 21, 1754, Old Cumnock, Ayr, Scot., d. Nov. 15, 1839, Birmingham, Warwickshire, Eng.; Scottish inventor, the first to make extensive use of coal gas for illumination and a pioneer in the development of steam power)
Griffiths, J.C. The third man, 1992: t.p. (William Murdoch, 1754-1839, inventor of gas lighting) text and bibliography (William Murdoch)