Below are historic maps of East and West Prussia, including German-era maps of towns relevant to blog posts. Additionally, freely available maps to West Prussia are linked on this page: http://www.many-roads.com/maps/
Map of Northern Part of Free State of Danzig with Several Place Names Circled
Map of Danzig in Relationship to Pomerania (Pommern) and German State of Mecklenburg
Map of Central Europe (1815-1866) with Ratibor Circled (Source: Putzger Historischer Weltatlas)
Plan Map of Ratibor ca. 1927-28 with Bruck’s Hotel Circled