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
Name: Sukow (deu, until 1936-01-28); renamed Sukow-Marienhof (deu, from 1936-01-29) | Geographische Position: 53.8481°N 12.6225°O | Übergeordnete Objekte: ... Neukalen (Ritterschaftliches Amt) — until 1921-03-31
GOV (genealogy.net) item quote carried over from an earlier research pass in this same sweep (sub-agents cannot drive Chrome directly); ~3km from Neukalen, matching the row's own parent name.