The material comprises:
- D1, S.M. Sims, On the possibility of coupling two National Accounting Machines. Physical Research Division. Kent. Memo. Number 18/48, November 1948;
- D2, K.N. Dodd, The Ferranti Electronic Computer (Parts 1 and 2: The Mark I. Model). Applied Mathematics and Mechanics Division, Report number 10/53, April 1953. (4 copies);
- D3, K.N. Dodd, The Ferranti Electronic Computer (Parts 3, 4 and 5: The Mark I Model. Applied Mathematics and Mechanics Division, Report 11/53, May 1953. (3 copies);
- D4, H.J. Gawlik, A Comprehensive Input System for AMOS. Applied Mathematics and Mechanics Division, Memo 9/54, June 1954. (2 copies);
- D5, F.J. Berry, Catalogue of Amos Library Subroutines. Branch Memorandum B4/2/55;
- D6, F.J. Berry, Catalogue of Amos Library Subroutines. Supplement 1. Branch Memorandum B4/3/55;
- D7, H.J. Gawlik, A New and Enlarged Version of the Amos Input System. Branch Memorandum B4/1/56;
- D8, F.J. Berry, Handbook of AMOS Library Subroutines. Applied Mathematics and Mechanics Division, A.R.D.E. Report (B) 15/56. August 1956. (2 copies);
- D9, F.J. Berry, Intercode: An Easy Way of Using the Digital Computer AMOS. (B4), Branch Memorandum B4/3/57;
- D10, H.J. Gawlik and F.J. Berry, MIRFAC/80 Users' Manual. July 1970. D11 H.J. Gawlik and F.J. Berry, Some Applications of the Programming Language MIRFAC. August 1970.