Correspondence regarding articles by Nicholson for the Saturday Review, 1926-1929; the remainder is mostly personal and covers a variety of matters. Included are typescript notes for a talk at 'the Daily Mirror after publication of 'The System' [1967]'; Nicholson's brief correspondence with The Twentieth Century Society, 2001, which refers to Barry.

Included also is brief correspondence between Nicholson and Sir Charles Cunningham (Home Office), 1964, found in this envelope.