Methods of work. (2500 w.) (No. 64170)
Lining of Sandy Ridge Tunnel, C.C. and O. Ry.
Ry Rev
1915
Ills.
Aufsatz (Zeitschrift)
Englisch
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British Library Online Contents | 2001
|Online Contents | 1993
Engineering Index Backfile | 1925
|ARTICLES - Tunnel lining tests
Online Contents | 2001
|Masonry lining at Mullan tunnel
Engineering Index Backfile | 1894
|