2 TS versions of 'Turing and the origins of digital computers' by C.J. van Rijsbergen. 30 Mar. 1982 and n.d.
Paper, 2 items in envelope. Xerox copies.
Provenance: This material was not included in either of the two earlier sections of the catalogue of Turing Papers prepared by the Contemporary Scientific Archives Centre in 1977 and 1985.
Copyright: Reproduced with the permission of Aslib and C.J. van Rijsbergen