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
Köslin (Pommern, Preussen) = Koszalin, Q62868, 54.190277,16.181666
Meyers 1912 has a single Köslin in Pommern. The old pin 50.7157,7.0544 (near Bonn) is outside the Pommern the name asserts. Sibling 6232 is already historical and linked to 22611.