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
Danzig, Danzig, Danzig, Westpreussen — Fortified or established capital city of the Province of Westprussia and of the RB Danzig (myLatLng 54.35205/18.64637)
Wikidata Q1792 Gdansk, de label Danzig.