Adolf Armstarkemusical workKan du hur vackert jag visslarWinter, FredComposerWinter, FredComposer[1937]printscoregeneralWinter, Fred, ComposerM1508 Adolf Armstarkeloc.natlib.m1508.77227http://lcweb2.loc.gov/diglib/ihas/loc.natlib.m1508.77227/item.html?ID=7722777227M1508 Adolf ArmstarkeIt's Showtime! Sheet Music from Stage and Screenhtml/songsinshows/songsinshows-home.htmlm1508m1508showsloc.natlib.m1508.77227http://lcweb2.loc.gov/diglib/ihas/loc.natlib.m1508.77227/Music Division, Library of CongressDLC150709loc.natlib.m1508.77227