1928 Red Band cover franked on reverse Mongolia 25 Mung green & black tied unclear cds, KALGAN cds alongside. China 4c Junk on front tied MANCHOULI cds, ULANBATOR MONGOLIA 3 VII 28 cds alongside.

1928 red band cvr franked on reverse Mongolia 25 Mung green & black tied unclear cds, KALGAN cds alongside. China 4c Junk on front tied MANCHOULI cds, ULANBATOR MONGOLIA 3 VII 28 cds alongside. (1 cvr) (Photo). MANEHOLI transit 20.7.28 POSTED FROM ULAN BATOR TO KALGAN (INNER MONGOLIA) WHEN THE COP DELEGATES WERE ASSEMBLED IN MOSCOW FOR THE CCP'S 6th CONGRESS, WHICH STARTED THERE ON 18 JUNE & CLOSED ON 11. JULY. COINCIDENTALLY, THE JAPANESE HAD ASSASSINATED CHANG TSO. IN IN MANCHURIA 4 WKS BEFORE THE COVER WAS SENT. Cie. ON 4. JUNE).