Unified Vietnam, Postal Minister Congress of Socialist Countries, September 25th, 1978, Michel Nr. 998; A single stamp with a 12 xu nominal was issued in perforation 11.0.
Rare registered express mail letter set to Klewitz in December of 1970. It carries five of the stamps plus other NVN stamps from the period for an overall postage of 5.77 Dong. Fulda arrival cancel on the reverse. Fulda green custom cachet on front.
A small perforation error is known to occur. Here the horizontal perforation shows a missing “tooth” i the perforation comb leading to a small area that remains im-perforated. The affected stamps are the pair to the left:
Registered letter sent to Klewitz in July of 1984. The letter carries a number of the Year of the Cild stamps plus the Telecommunication Conference stamp for an overall postage of 9.64 Dong (including the red 2.40 Dong free frank). Unusual red HCM City cancel. Green Fulda custom cachet on front.
Registration Nr. 102730