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The Report of Col. W. A. Roebling, Chief Engineer of the N. Y. Bridge Co.

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Scientific American Magazine Vol 23 Issue 1This article was originally published with the title “The Report of Col. W. A. Roebling, Chief Engineer of the N. Y. Bridge Co” in Scientific American Magazine Vol. 23 No. 1 (), p. 8
doi:10.1038/scientificamerican07021870-8d