Tergast, Hannover, Preussen, Germany

Sources in Print:
An excellent history of the Ostfriesland area with many specific references to Tergast can be found in:

Fassbender, Günter O. Ostfriesian Church History. Minneapolis, Minnesota: Ostfriesen Genealogical Society of America, 2001. [FHL book Intl. 943.59 K2f].