Eine Plattform für die Wissenschaft: Bauingenieurwesen, Architektur und Urbanistik
Eine Plattform für die Wissenschaft: Bauingenieurwesen, Architektur und Urbanistik
Concrete overcasts in coal mines
Illustrates and describes methods of construction, and advantages of concrete and steel over wood in ventilating coal mines. (2500 w.) (No. 86809)
Concrete overcasts in coal mines
Illustrates and describes methods of construction, and advantages of concrete and steel over wood in ventilating coal mines. (2500 w.) (No. 86809)
Concrete overcasts in coal mines
Eng Min Jour
Haertter, John H. (Autor:in)
1907
Aufsatz (Zeitschrift)
Englisch
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