MATHEMATICS
BOOLE (GEORGE) An Investigation of the Laws of Thought, On Which Are Founded. The Mathematical Theories of Logic and Probabilities, FIRST EDITION, later issue (without Walton and Maberly imprint), with errata "Note" at end, occasional spotting, circular bookstamp on several leaves, modern quarter calf [cf. Norman 266; Origins of Cyberspace 224, for first impression], 8vo, Macmillan, 1854