Railroad ties. : The merchantable timbers of Queensland (Australia), with special reference to their uses for railway sleepers, railway carriage and wagon building, and engineering works : a report / by Philip MacMahon
1905
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Railroad ties -- Design and construction. : How It's Made: Railway Bridge Ties, Membrane Filters, Hydraulic Post Drivers, Bi-Planes - Series 23, Ep 4 of 13 / Director: Lambert, Pierre
