found: Ragtime gems, c1986:p. 76 (Lyons)
found: Ragtime WWW Home page, Apr. 1, 1998:Sheet music covers page (George Lyons; harpist, composer; part of vaudeville duo Lyons & Yosco)
found: Wikipedia, February 27, 2019(under Lyons and Yosco: George Lyons, stage name of Dominick George Martoccio; born June 26, 1889, New York City, died January 31, 1958, Ft. Lauderdale, Florida; vaudeville performer, composer, and movie actor; harpist)
notfound: Claghorn, C.E. Biog. dict of Amer. mus.;Jasen, D.A. Rags and ragtime, c1978;Slide, A. The encyclopedia of vaudeville, 1994