Folder E.10.1: Pugwash Group.

Committee papers and announcements (very little correspondence), 1963-1974.

Folder E.10.2: Quantum Theory Conference, Oxford, 26-28 September 1973, organized by Coulson.

Programmes and brochures, list of participants, invitations and correspondence with participants, correspondence with Oxford University regarding organization of the conference, accounts and invoices, 1971-1974.

Folder E.10.3: Radar Research Establishment.

Newsletters for 1950-1951, 1953-1954, 1956-1962, minor correspondence, 1950-1962.

Folder E.10.4: The Royal Society, 1967-1974.

Correspondence regarding papers refereed by Coulson or submitted by him for publication in Proc. Roy. Soc. A. Correspondence regarding overseas visiting professorships (with special reference to Coulson's term at University of East Africa 1968-1969. Correspondence regarding Coulson's service on Royal Society committees.

Folder E.10.5: Science for Peace.

Bulletins and printed matter, correspondence regarding policy, 1951-1957.

Folder E.10.6: Science Progress.

Correspondence regarding publications and reviews, 1948-1972.

Folder E.10.7: Scientific Computing Service.

Minor correspondence and printed matter, 1942-1955.

Folder E.10.8: Societò Italiana di Cancerologia.

Coulson was elected a foreign member in 1957. Minor correspondence, 1957-1958, 1974.

Folder E.10.9: Society for Freedom in Science.

Correspondence regarding goals of the Society, 1951, 1962.

Folder E.10.10: Society for the Protection of Science and Learning.

Correspondence regarding expansion of membership, 1968.