Los-Nr. 550

1917, 15 c. on 15 k. brown-lilac and blue, 10 c. on 10 k. blue and 3 c. on 3 k. carmine-red, tied by cds. "TIENTSIN 21.2.18" to reverse to registered Red Cross P.O.W. cover via Japanese P.O. Tientsin to Berezowka with arrival mark, cover with small faults at right, otherwise fine