Preserving Fence Posts - p143

doi:10.1038/scientificamerican03111882-143

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Duc's Patent Mechanical Atomizer - p143

doi:10.1038/scientificamerican03111882-143a

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Invalidation of Patents by Public use - p144

doi:10.1038/scientificamerican03111882-144

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The Propagation of Codfish - p144

doi:10.1038/scientificamerican03111882-144a

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The Smoke Nuisance.—Problems for Inventors - pp144 - 145

doi:10.1038/scientificamerican03111882-144b

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Steam Boiler Notes - p145

doi:10.1038/scientificamerican03111882-145

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Cotton Picking by Machinery - pp145 - 146

C. V. Riley

doi:10.1038/scientificamerican03111882-145a

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M. Carpentier's Melograph - pp146 - 147

doi:10.1038/scientificamerican03111882-146

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Improved Knockdown Barrel - p147

doi:10.1038/scientificamerican03111882-147

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Mechanical Inventions - pp148 - 149

doi:10.1038/scientificamerican03111882-148

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The Skiagraph - pp149 - 150

doi:10.1038/scientificamerican03111882-149

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Improved Velocipede - p150

doi:10.1038/scientificamerican03111882-150

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Improved Band Sawing Machine - pp150 - 151

doi:10.1038/scientificamerican03111882-150a

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Improved Belt Stretcher - p151

doi:10.1038/scientificamerican03111882-151

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Effects of Heat upon Steel - pp151 - 152

doi:10.1038/scientificamerican03111882-151a

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Agricultural Inventions - pp152 - 153

doi:10.1038/scientificamerican03111882-152

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Decisions Relating to Patents - p153

doi:10.1038/scientificamerican03111882-153

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Miscellaneous Inventions - p153

doi:10.1038/scientificamerican03111882-153a

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Communications Received - p154

doi:10.1038/scientificamerican03111882-154b

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