Eine Plattform für die Wissenschaft: Bauingenieurwesen, Architektur und Urbanistik
Eine Plattform für die Wissenschaft: Bauingenieurwesen, Architektur und Urbanistik
Mar. no. 246 pp. 225-230: Notes on history, geology, and transportation; prospecting license; exploration and testing methods. Apr. no. 247 pp. 254-257, 8 figs.: Dredging details are described.
Mar. no. 246 pp. 225-230: Notes on history, geology, and transportation; prospecting license; exploration and testing methods. Apr. no. 247 pp. 254-257, 8 figs.: Dredging details are described.
Alluvial tin mining in Siam
Chem. Eng. Min. Rev
Roberg, F.A. (Autor:in)
1929
Aufsatz (Zeitschrift)
Englisch
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| Engineering Index Backfile | 1900
Alluvial mining with mechanical excavators
| Engineering Index Backfile | 1932