A platform for research: civil engineering, architecture and urbanism
A platform for research: civil engineering, architecture and urbanism
Concrete shafts at lake iron mines
Describes methods used in sinking in quicksand on the Marquette Range. (Read at meeting of Lake Superior Min. Inst.) (3500 w.) (No. 7341)
Concrete shafts at lake iron mines
Describes methods used in sinking in quicksand on the Marquette Range. (Read at meeting of Lake Superior Min. Inst.) (3500 w.) (No. 7341)
Concrete shafts at lake iron mines
Ir Age
Adgate, Frederick W. (author)
1909
Ills.
Article (Journal)
English
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