Eine Plattform für die Wissenschaft: Bauingenieurwesen, Architektur und Urbanistik
Eine Plattform für die Wissenschaft: Bauingenieurwesen, Architektur und Urbanistik
Progress in design and construction of mine surveying instruments
Ruling on glass; built in illumination; elimination of centering error; microptic transit; advantages of lightweight equipment.
Progress in design and construction of mine surveying instruments
Ruling on glass; built in illumination; elimination of centering error; microptic transit; advantages of lightweight equipment.
Progress in design and construction of mine surveying instruments
Min J (Lond)
Mining Journal ; 243
1954
3 pages
Aufsatz (Zeitschrift)
Englisch
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