John Cushman Associates records, 1965-1978 Highlight Copyright, International Rare Book & Manuscript Library
Harold Matson Company Inc. records, 1937-1980 Highlight Copyright, International Rare Book & Manuscript Library
Independent Literary Agents Association records, 1975-1989 Highlight Copyright, International Rare Book & Manuscript Library
Society of Authors' Representatives records, 1939-1991 Highlight Copyright, International Rare Book & Manuscript Library