Incoming correspondence 1932-1976, two diaries; manuscripts of dramas, poetry, prose, an unpublished novel, and a film/television script; notes; personal papers; programmes of productions of his plays; scrapbooks; newspaper clippings; photographs.

Works by or adapted by Dunn including radio series, radio plays, radio documentaries, publicity booklets, synopses, sample scripts, audition episodes, script ideas, quiz game, and comic strip ideas.

Play scripts, poems, songs, essays, articles, lectures, memorabilia, photographs and a dissertation.

Typescript novels, short stories, published articles, playscripts; notes and outlines for stories, plays and articles; diaries, photographs, correspondence (including letters to his wife Anne Moloney), newspaper cuttings, books on film and writing.

Notebook containing a list of playscripts on loan 1956-1959; playscripts from the library collection.

19 digital copies of photos from the filming of 'Lay me down in Lilac Fields', featuring actors Kim Deacon and Ed Deveraux and some shots of director Frank Arnold and crew. Folder contains proof sheets only. 'Lay me down in Lilac Fields' was a 1981 ABC television drama production, written by Colin Free and directed by Frank Arnold

Concerns script and performance details for Little Topar, John Grant's Journey and Wentworthville.
Accompanied by [Letter] 1981 Apr 12 [to] Kevin McGrath, Double Bay / Alrene Sykes.--(1 leaf; 30 cm. - Typescript, signed, photocopy).

Accompanied by: 'An opera is born' (4 leaves; 26 cm.--Typescript).
Poems for the opera by Thomas W. Shapcott. Music by Colin Brumby.