George Hamlin (1868-1923) was an American tenor. His daughter, Anna (1900-1988), was a soprano and voice instructor. The George and Anna Hamlin papers, dating from 1868 to 1983, document the careers of both vocalists through clippings, diaries, autograph books, programs, publicity materials, scores, photographs, and correspondence.

The K.P. Chen papers documented the banking and finance career of a banker, entrepreneur, and finance advisor, Kwang Pu Chen dating from 1936 to 1968. Materials in the papers include accounts, loan contracts, correspondence, telegrams, diaries, financial reports, , letters, news clippings, notes, photographs, press releases, printed materials, and reports.

The Marcus L. Filley Papers comprise business correspondence related to the sale of stoves manufactured by the Filley foundry in Green Island, NY. Some family papers, diaries and photographs are also included in this collection.