Mstsislaw Voivodeship
Mstislaw Voivodeship or Mścisław Voivodeship was a unit of administrative division and local government in the Grand Duchy of Lithuania, since the 15th century until the Partitions of Poland in 1795.
Zygmunt Gloger in his book Historical Geography of the Lands of Old Poland provides this description of the Mscislaw Voivodeship:
Voivodeship Governor seat: