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Inventions
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Excavating and Dredging Apparatus - pp191 - 192
doi:10.1038/scientificamerican09291883-191
Aspects of the Planets for October - pp193 - 194
doi:10.1038/scientificamerican09291883-193a
Pyrethrum, or Chrysanthemum Corymbosum - pp199 - 200
doi:10.1038/scientificamerican09291883-199