Snow, Who's Who in Oz, Chicago, Reilly & Lee, 1954; New York, Peter Bedrick Books, 1988. ISBN 0-87226-188-3 Michael O. Riley, Oz and Beyond: The Fantasy
Jack Snow, Who's Who in Oz, Chicago, Reilly & Lee, 1954; New York, Peter Bedrick Books, 1988; p. 80. Michael O. Riley, Oz and Beyond: The Fantasy World