201 photos
Janusz Piechocinski. Press Conference. 12.10.2015
12 October 2015
Modern Coal Mining Conference. Katowice. 30.09.2015
30 September 2015
Modernity Conference. Katowice. 30.09.2015
Modern Poland Congress. Katowice. 30.08.2015
30 August 2015
Modern Poland Congress. Press Conference. 30.08.2015
