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Šachetní těžná zařízení

by Smrž, Jaroslav, 1882-   Published: 1928
Book

The lighting of underground mines

by Trotter, Donald A. Published: 1982
Book

Coal mine ground control

by Peng, Syd S. Published: 1978
Book

Des Bergmanns Lebenslauf

by Heuchler, Eduard, 1801-1879   Published: 1940
Book