A platform for research: civil engineering, architecture and urbanism
A platform for research: civil engineering, architecture and urbanism
Elliptical vs. shafts, rectangular
Presents some advantages of rectangular over elliptical forms for concrete-lined shafts. (3000 w.) (No. 17617 C)
Elliptical vs. shafts, rectangular
Presents some advantages of rectangular over elliptical forms for concrete-lined shafts. (3000 w.) (No. 17617 C)
Elliptical vs. shafts, rectangular
Mines Min
Weldin, William Archie (author)
1910
Ills.
Article (Journal)
English
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