EN

Creation of Concordia and Amalia coal mines

(1801, 1841)

Concordia coal mine’s developement and splendour period, XIX/XX c.

(1872)

Maciej Shaft, 1922 – its construction and importance at Concordia

(1922)

Concordia and Ludwik-Concordia until 1973

(1926 – 1973)

Within Pstrowski mine

(1973-1997)

Transformation

(1992 – now)