Later manuscript and typescript notes by Nicholson on 'Idea-systems', with one copy of a letter by him to P.P.G. Bateson, 1989.

Manuscript draft so inscribed by Nicholson (at a later date).

Rough manuscript notes, one page detached; further 2pp intercalated and inscribed 'Notes made probably at Dartington Meeting April 1931'.

Included are the following papers by Nicholson: typescript drafts of articles (earliest 1930); manuscript memo 'late Feb or early March 1931' headed '1950 Society'; and copies of early documents including first membership list.

Includes Nicholson's paper on 'The Origins of PEP', 1947.

Includes the corrected proof of 'A National Plan for Great Britain' and other printed material.

Contents of an envelope inscribed 'Population PEP'. Part of the material relates to the World Population Group, of which Nicholson was member, and production of a PEP report on 'World Population and Resources', 1956.

Contents of an envelope inscribed 'Population PEP'. Part of the material relates to the World Population Group, of which Nicholson was member, and production of a PEP report on 'World Population and Resources', 1956.

Included is copy of an article 'Planning Can't be Democratic', The Architects' Journal, 9 Sep 1943, with offprint; letter from E. Warner, 1939; notes for talks.

The Group, of which Nicholson was a member, was an informal study group which met under the auspices of the PEP. It was concerned with generating ideas for reforming Government in Britain along the lines proposed by Nicholson in his book The System: The Misgovernment of Modern Britain, London 1967. The PEP published a broadsheet 'Renewal of British Government', July 1969, which was drafted by the System Group. of 'The Bending of Britain'. Includes the typescript draft 'The…