Comprises:
- D1, R.A. Fairthorne, Some Mathematical Aspects of Punched Card Accounting Machinery and Methods, Technical Note SME. 333, October 1945;
- D2, W. Hoppe, New Simple Electrical Calculating Machines for the Automatic Solution of Complicated Calculations, Library Translation No. 149, January 1947;
- D3, W. Elfers, J. Gait and W.R. Thomas, An AC/DC Method of Electronic Integration with Respect to Time, Technical Note GW. 15, April 1948;
- D4, RASCAL: Notes on the Royal Aircraft Establishment Sequence Controlled Calculator, [?1950] (2 page typescript);
- D5, S.H. Hollingdale, The RAE Sequence Controlled Calculator: Programming of Some Algebraic Problems, Report MS. 50, February 1950;
- D6, J.A. Roberts and D.C. Pressey, A Crossed-Fields Multiplier, Technical Note ARM. 516, April 1954;
- D7, E.R. de Bourcier, Subtabulation on a High Speed Computer, Technical Note No. MS. 24, January 1956;
- D8, J.M. Watt, The Assembly of Large Programmes for the Automatic Computer Deuce, Technical Note No. MS. 31, July 1956;
- D9, D.G. Burnett-Hall and P.A. Samet, A Programming Handbook for the Computer Deuce, Technical Note MS. 38, April 1959;
- D10, Diana Raynor, An Introduction to Autocode Programming for the Mercury Computer, Technical Note MS. 68, June 1960;
- D11, Marjorie M. Barritt, Manchester Mercury Autocode: Glossary of Terms for Use with the London CHLF3 Compiler, Technical Note Math. 92, November 1962.