The collection consists of correspondence including: letters and postcards to Alfred Perlès, letters and postcards to Graham Ackroyd, letters to Father Brocard Sewell, and miscellaneous letters to and from publishers and others. Also included are watercolours, sketches, and photographs plus typescripts, with holograph corrections, for "Max", "Quiet Days in Clichy", Miller's preface to "Hollywood Hallucination" by Parker Tyler, "This Is My Answer", and "Just Wild About Harry".
The collection consists of manuscript material, consisting of a carbon typescript, corrected of "An Explanation" (being the preface to Shaw's edition of the Shaw-Ellen Terry correspondence); a manuscript of "Motives of Socialism"; and marked proofs for "Shaw Speaks on War" (a transcript of a short wave broadcast in 1937). Also included is correspondence with Elbridge Adams, Hubert Bland, William Archer, William J. Pickerell, and Harold Laski, together with correspondence from Janet Achurch to Hubert Bland. There is also a small amount of ephemera.