Eine Plattform für die Wissenschaft: Bauingenieurwesen, Architektur und Urbanistik
Eine Plattform für die Wissenschaft: Bauingenieurwesen, Architektur und Urbanistik
Bulletin is in large part reprint from U S Bureau of Mines Information Circular 6787, by E. D. GARDNER and C. H. JOHNSON, indexed in Engineering Index 1934 p 540.
Bulletin is in large part reprint from U S Bureau of Mines Information Circular 6787, by E. D. GARDNER and C. H. JOHNSON, indexed in Engineering Index 1934 p 540.
Hydraulic mining methods
Brit Columbia Dept Mines -- Bul
Holland, S.S. (Autor:in)
1942
76 pages
Bibliography
Report
Englisch
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