The mathematical principles of geography. Containing, I. An account of the various properties and affections of the earth and sea, with a description of the several parts thereof, and a table of the latitude and longitude of places, II. The use of the artificial or terrestrial globe, in solving problems, III. The principles of spherical and spheroidical sailing, with the solution of the several cases in numbers, by the common tables, according to the spheroidical figure of the earth / [William Emerson].

Licence: Public Domain Mark

Credit: The mathematical principles of geography. Containing, I. An account of the various properties and affections of the earth and sea, with a description of the several parts thereof, and a table of the latitude and longitude of places, II. The use of the artificial or terrestrial globe, in solving problems, III. The principles of spherical and spheroidical sailing, with the solution of the several cases in numbers, by the common tables, according to the spheroidical figure of the earth / [William Emerson]. Source: Wellcome Collection.