Ostfriesen Genealogical Society of America

OGSA Library

The OGSA maintains an extensive collection of community lineage books (Ortsippenbuchs or OSBs), many of the Germans to America immigration books and other resources related to Ostfriesland families and the region.  This listing of our resources may be helpful for your research.

Our resources are located at the Minnesota Genealogical Society (MGS) Library
1385 Mendota Heights Road, # 100
Mendota Heights, St Paul, MN
Phone:  651-451-6472
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Please check the MGS website for their library hours before visiting.  The library page provides their hours and a short video that may be helpful for planning your visit.


Donations of relevant books to the Library are accepted.  Please contact us to discuss potential donations.