Trigonometry.
Simpson, Thomas. 1710-1761.
Trigonometry, plane and spherical; with the con- struction and application of logarithms. 3d edition.
London, J. Nourse. 1779. 79 pp. 8°, No. 2 in *5937.92
Same. 5th edition.
London: F. Wingrave. 1799. 8°.
No. 2 in **E.197.8