Coat of Arms 50 kopeks brown and green perforated and 70 kopeks brown and orange (5x including pair) on reverse of registered cover from Nikolo-Aleksandrovka 3-3-1920 over Vladivostok to Tokyo (Japan), fine/very fine

Coat of Arms 1 ruble brown and orange in block of 4 on reverse of censored registered express cover from Omsk 29-10-1919 over San Francisco to Frankfort, Kentucky (USA). Part of the rate (6,50 rubles) was paid in cash (rectangular cachet in blue on front). This letter was offered several times but it was never claimed by the addressee, so finaly it was recorded in the Dead Letter Office on 20-3-1920, fine/very fine

Coat of Arms 1 ruble brown and orange imperforate on registered Russian postal stationery 7 kopeks from Blagoveshchensk 29-5-1918 to Irkutsk, very fine

Coat of Arms 1 ruble brown and orange imperforate in strip of 4 on registered cover from Vladivostok 29-3-1920 to Shanghai (China), very fine (cover a little shortened at left)

Coat of Arms 3,50 rubles brown and green imperforate in pair on registered cover from Vladivostok 28-10-1919 to Kobe (Japan), fine (right stamp short at right but not touched, cover a little shortened at left) and signed Mikulski