'Programmers' Handbook for Manchester Electronic Computer Mark II', inscribed 'With the Compliments of A.M. Turing' (not in Turing's hand). n.d., perhaps March 1951. This is the First Edition Handbook, compiled by Turing himself, and very difficult to operate. Turing is known to have sent a copy to Strachey while he was working on his draughts-playing program at Harrow. Strachey contrived to master the handbook sufficiently to be able to run his draughts program on it overnight…

Includes prefaces to the First Edition (as in MS. Eng. misc. b. 259/C.40) n.d., the Second Edition, by R.A. Brooker, August 1952, and the Third Edition, by R.A. Brooker, September 1953. The handbook bears manuscript annotations and corrections by Strachey.

Contains duplicated and manuscript material of various dates, 1951-1952, with some manuscript pages of calculations inserted or loose, dealing with assembly, input, floatcode and other routines, preparatory to revision of handbook. The duplicated pages bear many manuscript comments, corrections, etc. by Strachey.

Contain duplicated and manuscript material of various dates, 1951-1952, with some manuscript pages of calculations inserted or loose, dealing with assembly, input, floatcode and other routines, preparatory to revision of handbook. The duplicated pages bear many manuscript comments, corrections, etc. by Strachey. Note: Also contains a useful note contributed, 1978, by M. Campbell-Kelly on the likely attribution of various routines to A.M. Turing, C. Popplewell, A.…

Photographs of Manchester University Computer (most with description on verso). Photographs of Ferranti Pegasus, taken in London, and of the Ferranti production line at the Moston Works, Manchester.