Astronomy explained upon Sir Isaac Newton's principles, and made easy to those who have not studied mathematics. To which are added, a plain method of finding the distances of all the planets from the sun, ... By James Ferguson, F.R.S.
Ferguson, James,1710-1776.
London : printed for T. Longman, B. Law, J. Johnson, G.G.J. & J. Robinson, T. Cadell [and 9 others in London],
1794.
With an index.
ESTC
Also reproduced on microfilm. Woodbridge, CT: Research Publications, Inc., 1986. The Eighteenth Century ; reel 5486, no. 7.