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The Gould 15,000 Prize Contest, The Annual Slaughter of Trespassers on Railroads, and more

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Scientific American Magazine Vol 103 Issue 1This article was originally published with the title “The Gould 15,000 Prize Contest, The Annual Slaughter of Trespassers on Railroads, and more” in Scientific American Magazine Vol. 103 No. 1 (), p. 4
doi:10.1038/scientificamerican07021910-4