Miscellaneous semi-official correspondence, including the following correspondents:

J.H.R. Savage, British Council.

K.R. Thomson, Thomson Newspapers Ltd, Toronto, Canada.

Sir Howard Grubb, Parsons and Co. Ltd, Newcastle-upon-Tyne.

Hydrographic Department of the Admiralty.

J.D. McGee, Imperial College of Science and Technology, London.

Miss R.L. Pliner, 'Physics Today', New York.

F. Bruce, Imperial College of Science and Technology.

E.H. Holland, Astronomical Systems Engineering, Athens, Alabama.

A.W. Haslett of the 'The Times', regarding a piece by Sir Richard Woolley for 'The Times Science Review'.

C.E.R. Bruce, Electrical Research Association, Leatherhead.

Hilger and Watts Ltd.

J. de Vries, Central Office of Information.

Office of the Scientific Attaché, British Embassy, Paris.

F.R. Hornby, Council for National Academic Awards.

Registrar of the University of Rajasthan, Jaipur, India.

C.W. Allen, University of London Observatory.

A.P. Ryan, assistant editor of 'The Times'.

George Allen and Unwin Ltd, publishers.

H.P.C. Cook, Royal Observatory, Cape of Good Hope.

S.H. Plagemann, Churchill College, Cambridge.

University of Cape Town.

The papers also include a short article by S. Doniach of the Imperial College of Science and Technology on 'Computers for Scientific Research'.