Baker, Theodore
Baker's biographical dictionary of musicians
Fourth edition revised and enlarged
New York: G. Schirmer, 1940
Saleski, Gdal
Famous musicians of Jewish origin
New York: Bloch Publishing Company, 1949, 716 p.
Thompson, Oscar
The internatinoal cyclopedia of music and musicians
Famous old-time ballads and songs which should never die
p. 366 In:
Marks, Edward B.
They all had glamour : From the Swedish nightingale to the naked lady
New York: Julian Messner, Inc., 1944
Notice biographiques des principaux librettistes ...
p. 99 In:
Parys, Henry A.
Histoire anecdotique de L'operette
Brussels: Serie Theatrale, 1945, 237 p.