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Showing posts with label Practical treatise on the construction of iron highway bridges for the use of town committes: Together with a short essay upon the application of the ... the more customary forms of beams and trusses. Show all posts
Showing posts with label Practical treatise on the construction of iron highway bridges for the use of town committes: Together with a short essay upon the application of the ... the more customary forms of beams and trusses. Show all posts