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About Jan Konrad Kossko
In 1908, Law student at the University in St. Petersburg, fouder of the student organization "Sarmatii" in St. Petersburg 1908, General secretary in the club „Pochodnia” in Lithuania. Landowner he was the owner of Boginiszki estate, Wiłkomierz in Lithuania.
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Jan Konrad Kossko's Timeline
1888 |
September 2, 1888
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Poszyrwińcu, Ukmergė, Ukmergė district municipality, Vilnius County, Lithuania
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1915 |
1915
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1916 |
1916
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1958 |
May 4, 1958
Age 69
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Warsaw, Warszawa, Masovian Voivodeship, Poland
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