Eine Plattform für die Wissenschaft: Bauingenieurwesen, Architektur und Urbanistik
Brief descriptions of dredges working with good results in isolated districts. (1000 w.) (No. 15433)
Brief descriptions of dredges working with good results in isolated districts. (1000 w.) (No. 15433)
Less known gold dredges in California
Min Sci. Pr
Knox, W.M. (Autor:in)
1910
Ills.
Aufsatz (Zeitschrift)
Englisch
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Giant gold dredges at Natoma, California
Engineering Index Backfile | 1911
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