A platform for research: civil engineering, architecture and urbanism
A platform for research: civil engineering, architecture and urbanism
Compressed air revolutionizes method of driving tunnels through sandrock
Use of compressed air to drive tunnels through sandrock during construction of group of buildings along Mississippi River at St. Paul, Minn.
Compressed air revolutionizes method of driving tunnels through sandrock
Use of compressed air to drive tunnels through sandrock during construction of group of buildings along Mississippi River at St. Paul, Minn.
Compressed air revolutionizes method of driving tunnels through sandrock
Compressed Air Mag
Cowan, B.M. (author)
1925
2 Figs.
Article (Journal)
English
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Discussion on Sandrock Sewers of St. Paul
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