A platform for research: civil engineering, architecture and urbanism
A platform for research: civil engineering, architecture and urbanism
Ventilation of allegheny Summit tunnel
Installation of Virginian Railway in one-mile tunnel. (1600 w.) (No. 55291)
Ventilation of allegheny Summit tunnel
Installation of Virginian Railway in one-mile tunnel. (1600 w.) (No. 55291)
Ventilation of allegheny Summit tunnel
Eng Rec
Harrington, F.F. (author)
1914
Ills.
Article (Journal)
English
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