Jugendherberge (German Youth Hostel Association (publisher).
(Hiking map of the Curonian Spit), Königsberg (today’s Kaliningrad), with an overprinted boundary between “Ostpreußen” and “Litauen (Memelland,” as well as a poorly blocked inset map label showing “Litauen” included the Memelland. This map was probably published just before Germany’s annexation of the Memelland in March 1939.