El Caliphmusical workWhen O'Brien rode the goatJones, Bobby (Composer)ComposerJones, BobbyComposerLuttazzi, LelioComposerLuttazzi, LelioComposerMarchesi, Marcello1912-LyricistMarchesi, M.Lyricist[1899]printscoregeneralJones, Bobby (Composer), Composer; Luttazzi, Lelio, Composer; Marchesi, Marcello, LyricistM1508 Caliphloc.natlib.m1508.4357http://lcweb2.loc.gov/diglib/ihas/loc.natlib.m1508.4357/item.html?ID=43574357M1508 CaliphIt's Showtime! Sheet Music from Stage and Screenhtml/songsinshows/songsinshows-home.htmlm1508m1508showsloc.natlib.m1508.4357http://lcweb2.loc.gov/diglib/ihas/loc.natlib.m1508.4357/Music Division, Library of CongressDLC150709loc.natlib.m1508.4357