Title: Das alte Ostpreussen
Subjects: Description and travel, Pictorial works, Architecture, Historic buildings, Buildings, structures, Kaliningrad (Kaliningradskai͡a oblastʹ, Russia). Denkmalamt, Kaliningrad (Kaliningradskai͡a oblastʹ, Russia), Königsberg (Germany). Denkmalamt
Places: Prussia, East (Poland and Russia)