288 pp. Black boards with gold text on the spine show almost no signs of previous use, there is just some slight wear to the top and bottom of the spine. Pictorial jacket with painted portrait has some chipping in the corners and along the edges, as well as on the top and bottom of the spine. View More...
Two volumes. 916pp. Black Boards, Silver lettering. Except for a lower bumped corner on Volume 2, this is a fine, unmarked set of a facsimile of the Third Edition(1726) with variant readings. Diagrams throughout. Text is in Latin with a bibliography in English. Unclipped green, ruled jacket has creasing to the upper extremities of Volume one. Of great importance in the history of mathematics and philosophy, Principia Mathematica sparked interest in symbolic logic and advanced the subject by popularizing it; it showcased the powers and capacities of symbolic logic; and it showed how advances i... View More...
Paper-covered Boards. First Edition. 8vo - over 7" - 9" tall. xi, 156p. A near fine copy, the extremities of which are faintly rubbed, no d.j. View More...
356pgs. Red Boards, gilt lettering on the spine.light wear to the corners, otherwise as new, unmarked. The study of the original documents -relating to the case of Galileo and the Inquisition ; and the research the did makes him the authority on the subject. View More...