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
Volume 1 Page 992 Type Vw. u. Forsth. Kr Rosenberg Westpr. See Finckenstein
Meyers page fetched this session; Wikidata Q6695446 gives a bit-for-bit identical coordinate (53.80085,19.33044), confirming Klein Liebenau's own pin rather than the Finckenstein fallback.