A Knight of the airmusical workThe World may be upside downWelker, Phil M.ComposerWelker, Phil M.ComposerDamerel, GeorgeLyricistDamerel, GeorgeLyricist[1913]printscoregeneralWelker, Phil M., Composer; Damerel, George, LyricistM1508 Knight of the airloc.natlib.m1508.31145http://lcweb2.loc.gov/diglib/ihas/loc.natlib.m1508.31145/item.html?ID=3114531145M1508 Knight of the airIt's Showtime! Sheet Music from Stage and Screenhtml/songsinshows/songsinshows-home.htmlm1508m1508showsloc.natlib.m1508.31145http://lcweb2.loc.gov/diglib/ihas/loc.natlib.m1508.31145/Music Division, Library of CongressDLC150709loc.natlib.m1508.31145