Cumming, A. (1766). The elements of clock and watch-work: Adapted to practice. In two essays. By Alexander Cumming, .. printed [by J. Hughes] for the author; and sold by him, and the following booksellers; A. Millar, and D. Wilson; J. Dodsley; S. Baker; Messrs. Richardson and Urquhart [and 3 others in London, 3 in Edinburgh.

Cumming, Alexander. The Elements of Clock and Watch-work: Adapted to Practice. In Two Essays. By Alexander Cumming, .. printed [by J. Hughes] for the author; and sold by him, and the following booksellers; A. Millar, and D. Wilson; J. Dodsley; S. Baker; Messrs. Richardson and Urquhart [and 3 others in London, 3 in Edinburgh, 1766.