Manuscripts of books published by Sadlier, 1950s-1976; such by-products of publishing as galley proofs and tear sheets; company financial records including New York City sales tax records, 1930s-1948, invoices, and shipping records, 1930s-1950s; a manuscript by Anna T. Sadlier, dating from 1892, concerning the foundation of Montreal on the occasion of its 250th anniversary; and photographs.