The Genealogical Helper
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n.d. By Elene BIEBERDORF PORTER and Then BIEBERDORF YOAST.
Available from Theo YOAST. 1611 McKinley Street, La Verne. CA 91750. Soft-
cover. 8V2XII inches, about 300 pages, indexed maps. $23.00. Gottlieb
BIEBERDORF is ...