1916 (28 May) WWI German POW postcard from Nikolsk-Ussuriysky to Peking, applied with Nikolsk-Ussuriysky censor mark. Transit Vladivostok
1916 (28 May) WWI German POW postcard from Nikolsk-Ussuriysky to Peking, applied with Nikolsk-Ussuriysky censor mark. Transit Vladivostok (28 May), Peking Russian PO (4 Jun). Arrived Peking German PO (18 Jun)
