to start your search for ancestors try:
LDS Family History Library
Church of Jesus Christ of Latter-day Saintssearchable database
ahnenforscher.de
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Genealogienetz
genealogy in German-speaking countries
ancestry.com
searchable databasefree message boards :
Jewish Gen
Internetquellen zur Genealogie des deutschsprachigen Raumes
web-sources for genealogy in German speaking countries
to be continued
[ancestors]