Hello,
Bollenhagen is part of the parish of Jade, Oldenburg. For this parish a
village heritage book (on CD) has been published and can be obtained in the US at
the following adress:
Lin Cornelius Strong, News Editor
Ostfriesen Genealogical Society of America
168 North Lake Street, Suite #3
Forest Lake, MN 55025
651-269-3580
_www.ogsa.us_ (http://www.ogsa.us/)
_lstrong@cornernet.com_ (mailto:lstrong@cornernet.com)
You will see, there have been quite a number of Mullers living in that area.
Good luck
Gerold Diers, Oldenburg Genealogical Society
Oldenburg-L mailing list
Oldenburg-L@genealogy.net