Photographs relating to article by Professor Randell on The Colossus, included in A History of Computing in the Twentieth Century, editors J Howlett, G-C Rota, Academic Press, New York, 1980. The photographs were all found in an envelope marked "Colossus Photographs" (except for BR/3/21/1/9 and 10).

Prints of group photograph; perhaps The Colossus team (two black and white prints). Not used in the published edition of The Colossus.

Professor Randell was appointed to the post in 1969. Following retirement he became Emeritus Professor in October 2001, and Senior Research Investigator in the University's Department of Computing Science.

Consists of papers relating to Professor Randell's professional and academic associations throughout his career.

Black and white print in folder endorsed "Dechets [waste]".

From 1957 until 1964 Professor Randell was employed in the Atomic Power Division of the English Electric Company Ltd, Whetstone, Leicester, including working on compilers for the ALGOL 60 language. For records relating to occasional consultancy to International Computers Limited (ICL), a successor to English Electric Computers, see BR/16

Manuals and reports presumed to have been used by Professor Randell when at English Electric.

Held on 13-14 May 1954. Report on papers presented.

From 1964 to 1969 Professor Randell worked for IBM at the T.J. Watson Research Center, Yorktown Heights, New York, and later in California, working on computer architectures, and on operating systems and system design methodology. Some items dating from after 1969 but relating to series begun while Professor Randell was at IBM have been included here.