Antoni Popiel (13 June 1865 Szczakowa, Galicia (now Jaworzno) - 7 July 1910 Lubien near Lviv) was a Polish sculptor.
Rabbi Moshe Halberstam (April 1, 1932 – April 26, 2006) was the son of Grand Rabbi Yaakov Halberstam of Tschakava, a scion of the Sanz dynasty, and of the daughter of Rabbi Sholom Moskowitz of Shotz of London.
The main source was mines near Kryvyi Rih (then in the USSR, now in Ukraine), from where it was transported by rail via Medyka, Przemyśl, and Tarnów to Jaworzno Szczakowa.