The Seattle Art Museum's institutional records are held in the Special Collections Division of the University of Washington Libraries.
Currently, the records cover 1908 to 2004 and measure over 423 cubic feet. The materials include correspondence, writings, minutes, reports, exhibition files, conferences and conventions, project and planning files, committee files, lists, indexes, policy manuals, newsletters, publications, publicity, clippings, scrapbooks, engagement books, catalogues, photographs, slides, ephemera, and subject files. A preliminary finding aid to the records is available here.