Meyers Orts- und Verkehrs-Lexikon des Deutschen Reichs (Meyers Gazetteer), online edition, with GOV (genealogy.net) for post-1945 Polish equivalents · meyersgaz.org / gov.genealogy.net
Gross Fredenwalde, Templin, Potsdam, Brandenburg, Preussen (unique in the empire)
The stored pin 51.1638, 10.4478 was a Germany centroid; the link replaces it with the village coordinates (Q1547899).