[Discover] Historic American Sheet Music http://library.duke.edu/digitalcollections/hasm/ (history music typography design)
 [Discover] The Lester S. Levy Collection of Sheet Music at the Johns Hopkins University http://levysheetmusic.mse.jhu.edu/ (music history audio scores)
 [Discover] Digital Scores - Loeb Music Library - Harvard College Library http://hcl.harvard.edu/libraries/loebmusic/collections/digital.html (resources classical artmusicsongfindingsongsandsheetmusiclinks library)
 [Discover] Welcome to the Mutopia Project http://www.mutopiaproject.org/ (music classical library audio)
 [Discover] SheetMusicSearch, find the sheet music you are looking for! http://www.sheetmusicsearch.info/ (music)
 [Discover] American Sheet Music Collection Search http://lcweb2.loc.gov/ammem/mussmquery.html (music)
 [Discover] Freesheetmusic.net http://www.freesheetmusic.net/ (sheetmusic free music search)
 [Discover] other_collections http://digital.library.ucla.edu/apam/other_collections.htm (music)
 [Discover] MySheetMusic http://www.mysheetmusic.com/ (sheetmusic music scores free)
 [Discover] Musopen - Free Public Domain Classical Music http://www.musopen.com/ (music free classical opensource)
 [Discover] Patriotic Melodies (Performing Arts Encyclopedia, The Library of Congress) http://lcweb2.loc.gov/diglib/ihas/html/patriotic/patriotic-home.html (music songs patriotic story)
 [Discover] UNC 19th Century Am. Sheet Music Digitization Project http://www.lib.unc.edu/music/eam/index.html (sheetmusic unc downloads americanmusic)
 [Discover] Music for the Nation: American Sheet Music, 1870-1885 http://memory.loc.gov/ammem/smhtml/smhome.html (music art collections american)
 [Discover] A Traditional Music Library of folk music, tune-books, songbooks and sheet music http://www.traditionalmusic.co.uk/index.html (lyrics sheetmusic songs music)
 [Discover] Music for the Nation http://memory.loc.gov/ammem/mussmhtml/mussmhome.html (music songs free history)
 [Discover] Saint Louis blues [Historic American Sheet Music] http://scriptorium.lib.duke.edu/sheetmusic/a/a13/a1311/a1311-1-72dpi.html (sheetmusic)