Correspondence (family, art organizations and associations, educational institutions, galleries and museums, patrons, fellow artists), artwork, writings, memorabilia of the American realist painter.

Correspondence, 1904-1946; photographs, juvenilia, and printed material. Correspondence includes that of Anna Hyatt Huntington, Audella Hyatt, Leon Kroll, Alfred G. Mayor, and Harriet Randolph Hyatt Mayor.

Filipino poet, writer, librarian and teacher. Collection contains correspondence, artwork, galleys, manuscripts, printed material.

Materials relating to Alexander Lowenstein, one of the 35 students killed in the bombing of Pan Am Flight 103 while returning from studying abroad through Syracuse University's Division of International Programs Abroad (DIPA), and materials relating to Suse Lowenstein's sculpture Dark Elegy

Correspondence, diary, expedition journal, financial material, scientific notebook and sketches, photographs, published material, including articles and newspaper clippings, and scrapbooks. Correspondence (1854-1902) includes that of Alexander Agassiz, Charles E. Beecher, E.D. Cope, James D. Dana, J.S. Diller, G.K. Gilbert, G. Brown Goode, Asa Gray, Robert T. Hill, Anna Hyatt Huntington, Hyatt’s father, Alpheus Hyatt, Audella Beebe Hyatt, Jules Marcou, Harriet Randolph Hyatt Mayor, A.S. Packard, Charles Schuchert, and Charles Walcott.

Papers of the American sculptor, painter, interior decorator, poet, author. Collection includes correspondence, artwork (sketches, watercolors), exhibition catalogs, photographs, writings, and memorabilia, including financial material.

Artwork: original and reproductions, writings and memorabilia of the Canadian-American painter.

Original pencil sketches for rings, brooches, pendants, watches, earrings, etc.

Correspondence, incoming and outgoing (1860-1932); diaries; account books; notebooks; a partial autobiography; and sketches. Correspondents include Clara Carter Hyatt Coad, Mary E. Freeman, Anna Hyatt Huntington, Archer M. Huntington, Alpheus Hyatt, Leon Kroll, Alpheus Hyatt Mayor, and Harriet Randolph Hyatt Mayor.

Papers of the author, editor and comb collector.