Translation, 'Some thoughts concerning the measure of the area of spherical triangles' by M [Bernard Forest] de Belidor An English translation of De Belidor's paper in which he provides his observations of methods used to measure the area of a spherical triangle, which he notes would be useful in geography. The original French version of this paper is found at CLP/1/46. Subject: Geometry Read to the Royal Society on 28 March 1728. [1726-1728]