The Chicago Waterworks - p287

doi:10.1038/scientificamerican05071881-287

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“Patent Perfidy.” - p288

doi:10.1038/scientificamerican05071881-288

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Ozone and the Sanitology of Odors - pp288 - 289

doi:10.1038/scientificamerican05071881-288a

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Public Works in New York City - p289

doi:10.1038/scientificamerican05071881-289

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The National Academy of Sciences - p289

doi:10.1038/scientificamerican05071881-289a

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The Date of the Glacial Era in Eastern North America - p289

doi:10.1038/scientificamerican05071881-289b

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Photophonic and Spectrophonic Discoveries - p289

doi:10.1038/scientificamerican05071881-289c

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Improvement in the Construction of Fences and Posts - pp291 - 292

doi:10.1038/scientificamerican05071881-291

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Recent Decisions Relating to Patents - pp292 - 293

doi:10.1038/scientificamerican05071881-292

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Improved Optometer - p294

doi:10.1038/scientificamerican05071881-294

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Improvement in Animal Shears - p294

doi:10.1038/scientificamerican05071881-294a

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Improvement in Water Elevators - p294

doi:10.1038/scientificamerican05071881-294b

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Miscellaneous Inventions - pp294 - 295

doi:10.1038/scientificamerican05071881-294c

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Manufacture of Real Lace by Machinery - pp295 - 296

doi:10.1038/scientificamerican05071881-295

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Agricultural Inventions - p296

doi:10.1038/scientificamerican05071881-296

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Coffee.—its Uses and Medicinal Qualities - p297

Henry Segur, M. D

doi:10.1038/scientificamerican05071881-297

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