Preparation of Lactic Acid - p327

doi:10.1038/scientificamerican05271882-327

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Life-Saving Apparatus at the Recent Naval and Submarine Exhibition - p327

doi:10.1038/scientificamerican05271882-327a

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Nullification of the Patent Laws - p328

doi:10.1038/scientificamerican05271882-328

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Aspects of the Planets for June - pp328 - 329

doi:10.1038/scientificamerican05271882-328a

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Congressional Engineering - p329

doi:10.1038/scientificamerican05271882-329

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Torpedo Boat for the Italian Government - p330

doi:10.1038/scientificamerican05271882-330

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New Bottle Cleaner - pp330 - 331

doi:10.1038/scientificamerican05271882-330a

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Novel Window Blind Operator - p331

doi:10.1038/scientificamerican05271882-331

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Novel Burglar Alarm - p331

doi:10.1038/scientificamerican05271882-331a

PDF (367 KB)

New Nut Lock - p331

doi:10.1038/scientificamerican05271882-331b

PDF (367 KB)

Simple Sound Recorder - p334

M. Hopkins

doi:10.1038/scientificamerican05271882-334

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Improved Railroad Switch - p334

doi:10.1038/scientificamerican05271882-334a

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Successful Management of the Insects Most Destructive to the Orange - pp335 - 336

C. V. Riley

doi:10.1038/scientificamerican05271882-335

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The Use of Ammonia in Baking Powders and its Importance as a Culinary Agent - p336

doi:10.1038/scientificamerican05271882-336

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Engineering Inventions - p337

doi:10.1038/scientificamerican05271882-337

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Mechanical Inventions - p337

doi:10.1038/scientificamerican05271882-337a

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Agricultural Invention - p337

doi:10.1038/scientificamerican05271882-337b

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Metallurgical Invention - p337

doi:10.1038/scientificamerican05271882-337c

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Miscellaneous Inventions - pp337 - 338

doi:10.1038/scientificamerican05271882-337d

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