North Vietnam, New Year according to the Lunar Calendar, January 18th, 1966, Michel Nr. 431; A single stamp in a 12 xu nominal was issued perforated 11.0.
Rare express mail letter with a pair of the 12 xu stamp sent to Klewitz from November, 1970. The overall franking amounted to 148 Xu or 1.48 Dong which was slightly below the required tariff of a registered express mail letter to West Germany (1.60 Dong tariff). This example goes to show that not all postal clerks were familiar with the entire tariff structure.
Registration Nr. 101270