historical sources, mining in Zabrze dates back to the 13th century. The present-day districts of Mikulczyce and Rokitnica were locations of motte-and-bailey...

school, four towns were considered as its possible seats, namely Rokitnica, Zabrze, Bytom and Katowice. In December 1957 the Regional Council a passed...

1958, 28 August – Makoszowy coal mine in Zabrze – 72 killed. 1971, 23 March – Rokitnica coal mine in Zabrze – 10 killed (after seven days rescuers found...

branches were opened almost every year: 1946 – Toruń, Szczecin, 1949 – Zabrze-Rokitnica, 1950 – Olsztyn, Białystok, 1955 – Opole, 1963 – Rzeszów, 1965 – Bydgoszcz...

1975 (10 January), Hanstholm (Denmark), 10 killed "Rokitnica" coal mine disaster, 1971 (23 March), Zabrze, 10 killed Agricultural University building collapse...