Eine Plattform für die Wissenschaft: Bauingenieurwesen, Architektur und Urbanistik
Eine Plattform für die Wissenschaft: Bauingenieurwesen, Architektur und Urbanistik
Mine timbering in the old ironsides and knob hill mines
Briefly describes these mines in British Columbia, which require an extensive system of timbering. (Serial. 2 parts) (3700 w.)
Mine timbering in the old ironsides and knob hill mines
Briefly describes these mines in British Columbia, which require an extensive system of timbering. (Serial. 2 parts) (3700 w.)
Mine timbering in the old ironsides and knob hill mines
Min Sci Pr
De Pencier, H.P. (Autor:in)
1902
Aufsatz (Zeitschrift)
Englisch
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| Engineering Index Backfile | 1920
Engineering Index Backfile | 1925
| Engineering Index Backfile | 1901
Engineering Index Backfile | 1899
Engineering Index Backfile | 1925