The fonds consists of manuscripts for books, newspaper columns and radio broadcasts (1974-1985); recorded interview about his life (1981); recording of "This is the House" lectures (1981); and photographs of the Peach family, RCAF, Calgary personalities and views, and southern Alberta (1914-1945). Includes a film and photographs of Second World War bomber training (1943), and some records of his parents and grandfather (1890-1940).

Fonds consists of correspondence with editors, publishers, educators, authors and others; royalty statements and financial records; diaries; notebooks; interviews; photographs; manuscripts, ranging from rough drafts to final proofs and production scripts, of stage plays, short stories and novels; articles about L. Rooke; reviews; published work; and sound recordings of radio broadcasts featuring L. Rooke or his work, chiefly produced by the Canadian Broadcasting Corporation.