Much of the material deals with the laboratory's later needs for computer hard or software. Folder D.6. MRC Conferences on computer needs and access to computing facilities for staff of MRC Units, 1958, 1962. Folder D.7. General correspondence, memoranda, estimates, notes of discussions, meetings and committees, in MRC laboratory and Cambridge University, with computer firms, colleagues and MRC officials, covering all aspects of computer policy and requirements,…