Kinney's Hydro-Pneumatic Accumulator - p127

doi:10.1038/scientificamerican03021878-127

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Opposition to Patents Natural - p128

doi:10.1038/scientificamerican03021878-128

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American Manufactures and Produce Abroad - pp128 - 129

doi:10.1038/scientificamerican03021878-128a

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The Rail Puzzle - p129

doi:10.1038/scientificamerican03021878-129

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Patent Office Models - p129

doi:10.1038/scientificamerican03021878-129a

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Two Beautiful Optical Experiments - p129

A. Ricco

doi:10.1038/scientificamerican03021878-129b

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Scientific Jugglery - p129

doi:10.1038/scientificamerican03021878-129c

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Bailey's Testing Apparatus - p130

doi:10.1038/scientificamerican03021878-130

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Rider Compression Pumping Engine - pp131 - 132

doi:10.1038/scientificamerican03021878-131

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Communications - p132

doi:10.1038/scientificamerican03021878-132

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Economy in Pattern Work - p133

doi:10.1038/scientificamerican03021878-133

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Law's Double Shears and Engine - p134

doi:10.1038/scientificamerican03021878-134

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Imhof's Stove Pipe Expander - p134

doi:10.1038/scientificamerican03021878-134a

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Teeth, Claws, Tongue, and Whiskers - p135

doi:10.1038/scientificamerican03021878-135

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A Nile Bridge - pp135 - 136

doi:10.1038/scientificamerican03021878-135a

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A Mechanical Larynx - pp136 - 137

doi:10.1038/scientificamerican03021878-136

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Automatic Gas Lighting - pp137 - 138

doi:10.1038/scientificamerican03021878-137

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Astronomical Notes - p138

Berlin H. Wright

doi:10.1038/scientificamerican03021878-138

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