NVI Machin Stamps

Price list of British Machin NVI (Non Value Indicated) Stamps. These stamps are marked 1st, 2nd, 'E' etc., indicating 1st Class rate 2nd Class rate, European rate and so on. When 'Pricing in Proportion' was introduced 1st Class LARGE and 2nd Class LARGE were introduced. They were sold at the rate in force at the time of sale and could be used for the service indicated even though the postal rate had been raised prior to their use. Stamps with normal perforations