Arranged chronologically. Some presently undated items are at the end of the sequence in box 42. Some folders are identified by the number of the publication in the 'Handlist of the writings of John Dreyfus'. Some files for publications include research notes: the more significant of these are mentioned in the list below. The contents of this series are sorted as follows: Box 27 = 1949-1972; includes research material for 'Beatrice Warde: first lady of typography' (1970) and for an exhibition on Edward Johnston (1972) Box 28 = 1973-1980; includes research material on Thomas Bensley, and papers relating to Dreyfus's Sandars Lectures 1979-80 Box 29 = 1980-1981; includes papers relating to the History of the Nonesuch Press Box 30 = 1981; includes further papers relating to the History of the Nonesuch Press Box 31 = 1981; contains the typescript of the History of the Nonesuch Press Box 32 = 1981-1982; includes papers on 'an abandoned project for a specimen book of types, borders & decorative material at the Curwen & John Roberts presses'; and research material for Aspects of French eighteenth-century typography (1982) Box 33 = 1983-1985; includes printed ephemera produced for the 1984 meeting of the American Typecasting Fellowship, and research material for 'The Curwen Press collection in Cambridge University Library' (1985) Box 34 = 1985; includes an autograph album presented to Dreyfus at the conference of ATypI Box 35 = 1985-1988; includes 'source material for Columbia [Rare Book School] lectures'; research material on Dutch typographers Dooijes, Hartz, Brand, De Does, Unger; and notes on digital typography Box 36 = 1990; includes research material for 'Recollections of Agnes Miller Parker' and on the Golden Cockerel Four Gospels for A typographical masterpiece Box 37 = 1990-1991; includes research notes for A Londoner's view of three Los Angeles printer friends and their work Box 38 = 1992; includes research notes for 'Dennis Cohen and the Cresset Press' Box 39 = 1993; includes research notes for 'the Vine Press', and on Desmond Chute for Eric Gill for Father Desmond Box 40 = 1994-1996; includes research notes on Draeger Frères, and papers relating to Dreyfus's 1996 Gutenberg Prize Box 41 = 1997-2002; includes also a file of papers arising from anonymous reviews in the Times Literary Supplement Box 42 = presently undated items, including an album of photographs from a conference ca. 1980?