A platform for research: civil engineering, architecture and urbanism
A platform for research: civil engineering, architecture and urbanism
Substitutes for wooden supports of the roof in longwall working
Considers briefly the various substitutes and their merits. Discussion. (6000 w.) (No. 58895 N)
Substitutes for wooden supports of the roof in longwall working
Considers briefly the various substitutes and their merits. Discussion. (6000 w.) (No. 58895 N)
Substitutes for wooden supports of the roof in longwall working
Trans Inst Min Engrs
Hutton Hepplewhite, W. (author)
1915
Plate
Article (Journal)
English
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| NTIS | 1988
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Online Contents | 1993
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