Cummings, Paul
A dictionary of contemporary American artists
St. Martin`s Press, 1966
 Buku Referensi
Fielding, Mantle, 1865-1941
Dictionary of American painters sculptors and engravers
Apollo, 1983
 Buku Referensi
Gilbert, Dorothy B.
Who's who in American art; American Ferartmon of Arts
R.R.Bowker, [Date of publication not identified]
 Buku Teks SO
American authors 1600-1900 : a biographical dictionary of American literature
edited by Stanley J. Kunitz and Howard Haycraft
H.W. Wilson, 1960
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Dictionary of American biography
Charles Scribner's Sons , 1981
 Buku Referensi