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Scientific American

April 1, 1932

1 min read

Highways and Railroads

Highways Are the Railroads' Feeder Lines. Both Go Forward. We Must Use Them Both

By Thomas H. MacDonald

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Scientific American Magazine Vol 146 Issue 4This article was originally published with the title “Highways and Railroads” in Scientific American Magazine Vol. 146 No. 4 (), p. 222
doi:10.1038/scientificamerican0432-222
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