Blanche Allen was active/lived in Kansas.
Biography Blanche Allen
Born Chicago. Silversmith. Studied at the Wichita Art Association & in Denver. Silversmith instructor at the Wichita Art Association school in 1948.
Susan Craig, "Biographical Dictionary of Kansas Artists (active before 1945)"
Sain, Lydia. Kansas Artists, compiled by Lydia Sain from 1932 to 1948. Typed Manuscript, 1948.; Festival of Kansas Arts and Crafts. Catalog: Arts and Crafts of Kansas: an Exhibition held in Lawrence, Feb. 18-22, 1948 in the Community Building. Lawrence: World Co., 1948
This and over 1,750 other biographies can be found in Biographical Dictionary of Kansas Artists (active before 1945) compiled by Susan V. Craig, Art & Architecture Librarian at University of Kansas.