The Dame Irene Vanbrugh Papers are comprised of one box containing letters written to Irene Vanbrugh, sketches and drawings for costumes.

The collection consists of correspondence, manuscript notes, manuscript parts as played by Toole, programs of amateur productions in which he appeared, broadsides and handbills, memorabilia, photographs and newspaper clippings.

The William Moy Thomas Papers are comprised of one box containing letters written to Moy Thomas concerning drama, the copyright laws, and frequently contain requests for favors from him in his position as theatre critic. The greatest concentration of letters falls in the years between 1880-1893.

The Theatre Group 20 Papers includes the records of a United States tour by an English theater group. The collection contains correspondence, itineraries, rehearsal schedules, publicity materials, contracts, financial papers, immigration forms, scripts, photographs, and a tape recording of a production of The Beggar's Opera. The main backers of the tour were Gordon Taylor, Mary Evans, and Shivaun O'Casey.

The Sir Owen Seaman Papers are comprised of one box containing correspondence concerning the editing of Punch. Many letters are between Sir Owen Seaman and Ralph Wotherspoon, a contributor to Punch. A large part of these letters are rejections of his written verse with explanation for their rejections. Other correspondents include Charles Kay Ogden, Oscar Lloyd, Ann Estella Sarah Penfold, Viscountess Cave, and Eric Oliver Dilworth Keown.

The collection consists of correspondence between Clement William Scott and the theatrical and journalistic people with whom he worked (a full list is to be found at the end of this register), printed and manuscript verse by Clement Scott and by other authors, clippings, notes, photographs and memorabilia.

The collection consists mainly of correspondence between Sir Arthur Wing and Lady Pinero with members of the English and American theatre. Of interest is a group of letters written in 1875 by Pinero to his friend Tom Tomlin while Pinero was a young actor in Liverpool and other provincial theatres.

The collection consists of correspondence from Frederick Thomas Dubois to Edward Yeats Lowne with copies of relevant correspondence made by Dubois' clerk. There are also summaries of the distribution. of the estate, and legal opinions on certain points relevant to the estate.

The John Highfield Leigh Papers are comprised of one box consisting of letters written to J.H. Leigh and to his wife Thyrza Norman Leigh, from members of the London theatrical world, concerning casting of parts, offering congratulations on the productions, asking for seats and discussing business matters.

The Charles Kean Papers are comprised of one box containing twenty folders of correspondence, newspaper articles, and ephemera. Correspondents include Charles and Ellen (Tree) Kean, and members of the London theatrical world, in addition to a long series between the Keans and George William Lovell concerns the writing of The Wife's Secret, one of their most popular plays.