Historical seismicity of Poland (until 1972)

From P. Wiejacz (IGF)
Jan09, 1572 evening, Torun,
1606 (unknown date) Western Pomerania,
Jan03, 1876 Szczecin,
Jan08, 1803 Bialystok, several shocks felt between 13:00 and 23:00 hours
Dec30, 1908 Goldap, several shocks at intensity IV
Feb11, 1909 Kolobrzeg, several shocks at intensity IV
Dec01, 1912 Western Pomerania (Leba), intesity III-IV
1932, February-March - unconfirmed several shocks in the area of
Bialystok at various localities
Jun01, 1994 afternoon (15:00 ?) event felt at Augustow, reportedly
with intensity VI, unconfirmed, there wasn't any station operating at the time.