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Revision history of "File:Tunnel Lining on the Virginian Railway.pdf"

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  • (cur | prev) 22:37, 21 October 2012Admin (Talk | contribs). . (413 bytes) (+1)
  • (cur | prev) 22:20, 21 October 2012Admin (Talk | contribs). . (412 bytes) (+412). . (<h2>Tunnel Lining on the Virginian Railway</h2 Article from the June 20, 1913 edition of ''Railway Age Gazette'' providing details of the methods used in placing concrete lining in 18 mainline tunnels without interruption to rail traffic. Details of th...)