Flax inspector I.M.VINNIKOV working out of 56 post in the port of St Petersburg, Kronstadt, Narva, Riga, Libau, Pilau, Pernau, Revel Memel, Konigsberg, Windau or Tilsit .. in 1820
Reverse:- All NP seals before 1829 are flax seals. NP mean the flax tax had been paid. The Grower/Owner/Agent initials are AБ (A.B) with 12 flax plants in the bale .