1952, Korean-Chinese Friendship 20 w. blue imperforate with six other stamps reverse on postal stationery envelope as airmail cover to Germany, fine (Image)

1951, Order Admiral Li Sun-Sin 5 w. on 6 w. orange and vertical pair Partisan Li Su Dok 70 w. lilac-brown imperforated, all tied by cds. “PYONG YANG 23.2.52” to registered airmail cover to Budapest with arrival mark, small scrap of paper on front, otherwise fine (Image)