The United States Torpedo Steamer Alarm - p159

doi:10.1038/scientificamerican03171877-159

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What it Costs to Feed Insects - p160

doi:10.1038/scientificamerican03171877-160

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Publishers' Notice - p160

doi:10.1038/scientificamerican03171877-160a

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Explosions on Lightning Rod Points - p160

doi:10.1038/scientificamerican03171877-160b

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The Industries and Resources of New South Wales - pp160 - 161

doi:10.1038/scientificamerican03171877-160c

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The World's Population - p161

doi:10.1038/scientificamerican03171877-161

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Patent Rights and Patent Wrongs - p161

doi:10.1038/scientificamerican03171877-161a

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Robaugh's Little Giant Pump - pp162 - 163

doi:10.1038/scientificamerican03171877-162

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Spike Machinery - p163

doi:10.1038/scientificamerican03171877-163

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Communications - p164

doi:10.1038/scientificamerican03171877-164

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Practical Mechanism - p165

Joshua Rose

doi:10.1038/scientificamerican03171877-165

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Improved Steam Engine Cut-Off - p166

doi:10.1038/scientificamerican03171877-166

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A New Dumping Scow - p166

doi:10.1038/scientificamerican03171877-166a

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The Bad Lands of White River - p167

doi:10.1038/scientificamerican03171877-167

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The Oleo-Margarin Industry - pp168 - 169

doi:10.1038/scientificamerican03171877-168

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New Mechanical and Engineering Inventions - p170

doi:10.1038/scientificamerican03171877-170

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New Miscellaneous Inventions - p170

doi:10.1038/scientificamerican03171877-170a

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New Agricultural Inventions - p170

doi:10.1038/scientificamerican03171877-170b

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New Household Inventions - p170

doi:10.1038/scientificamerican03171877-170c

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New Woodworking and House and Carriage Building Inventions - p170

doi:10.1038/scientificamerican03171877-170d

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Communications Received - p172

doi:10.1038/scientificamerican03171877-172

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