On the Mechanical Performance of Logical Inference in Philosophical Transactions of the Royal Society of London 160, 1870, pp. 497-518 [FIRST PUBLISHED DESCRIPTION OF JEVONS' LOGIC MACHINE OR LOGICAL PIANO]
HANDSOMELY BOUND, FULL VOLUME FIRST EDITION & “FIRST PUBLISHED DESCRIPTION” OF [JEVONS’] LOGIC MACHINE, often called a ‘logical piano’ because of its resemblance to that instrument” (The Origins of Cyberspace, 137). Jevons’ machine was the first logic machine with enough power to solve complicated problems with superhuman speed” – in..... More