Library workers / Picture fact associates; Alice V. Keliher, editor, Franz Hess, Marion LeBron and Rudolf Modley; Beatrice Lewi, research, Gretchen J. Garrison, consultant Keliher, Alice Virginia, Hess, Franz LeBron, Marion Modley, Rudolf Libraries. Librarians 023.5 LIB Illustrated lining papers "First edition" New York : Harper & brothers, c1940. c1940. 1940 Text 55 p. : eng Picture fact books. Group II