Isabella [1915]musical workFlyvende fanerNielsen, Ludolf1876-1939ComposerNielsen, LudolfComposer[1915]printscoregeneralNielsen, Ludolf, ComposerM1508 Isabella [1915]loc.natlib.m1508.28181http://lcweb2.loc.gov/diglib/ihas/loc.natlib.m1508.28181/item.html?ID=2818128181Alfer smaaNielsen, Ludolf1876-1939ComposerNielsen, LudolfComposer[1915]printscoregeneralNielsen, Ludolf, ComposerM1508 Isabella [1915]loc.natlib.m1508.28185http://lcweb2.loc.gov/diglib/ihas/loc.natlib.m1508.28181/item.html?ID=2818528185NocturneNielsen, Ludolf1876-1939ComposerNielsen, LudolfComposer[1915]printscoregeneralNielsen, Ludolf, ComposerM1508 Isabella [1915]loc.natlib.m1508.28186http://lcweb2.loc.gov/diglib/ihas/loc.natlib.m1508.28181/item.html?ID=2818628186M1508 Isabella [1915]It's Showtime! Sheet Music from Stage and Screenhtml/songsinshows/songsinshows-home.htmlm1508m1508showsloc.natlib.m1508.28181http://lcweb2.loc.gov/diglib/ihas/loc.natlib.m1508.28181/Music Division, Library of CongressDLC150709loc.natlib.m1508.28181