book
the coal mines regulation act of 1887 1888
Other
book
the coal regions of pennsylvania 1848
Other
book
the colliery engineer pocket book 1891
Other
book
the colliery managers handbook 1904
Other
book
the deposits of the useful minerals and rocks vol 1 1914
Other
book
the deposits of the useful minerals and rocks vol 2 1914
Other
book
the edison electric safety mine lamp 1916
Other
book
the enrichment of ore deposits 1917
Other
book
the explorers miners and metallurgists companion 1873
Other
book
the flotation process 1916
Other
book
the genesis of ore deposits 1902
Other
book
the geology and ore deposits of goldfield nevada 1909
Other
book
the gold fields of alaska-how to reach and operate them 1896
Other
book
the gold fields of lower california 1889
Other
book
the gold fields of st domingo 1860
Other
book
the gold mines of the rand 1895
Other
book
the golden colony 1855
Other
book
the mechanical engineering of collieries vol 1 1905
Other
book
the mechanical engineering of collieries vol 2 1909
Other
book
the miners handbook 1894
Other
book
the mining and metallurgy of gold and silver 1867
Other
book
the nature of ore deposits vol 1 1905
Other
book
the nature of ore deposits vol 2 1905
Other
book
the ore deposits of the rico mountains colorado 1902
Other
book
the ore deposits of the united states 1895
Other
book
the ore deposits of the united states and canada 1906
Other
book
the ore deposits of utah 1920
Other
book
the origin and rationale of colliery explosions 1895
Other
book
the practice of ore dressing in europe 1884
Other
book
the principles and practice of colliery ventilation 1879
Other