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Tables for Facilitating the Calculation of Earthwork in the Construction of Railways, Roads, Canals, Dams, Etc
David Cunningham
Воспроизведено в оригинальной авторской орфографии.
Conditions of Social Well-Being: Or, Inquiries Into the Material and Moral Position of the Populations of Europe and America, with Particular Reference to Those of Great Britain and Ireland
