Improved Cider Mill - p295

doi:10.1038/scientificamerican05051866-295

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Cryptography - pp295 - 296

doi:10.1038/scientificamerican05051866-295a

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“Vacuum” and the Indicator - pp296 - 297

John T Hawkins

doi:10.1038/scientificamerican05051866-296

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Miscellaneous Summary - pp297 - 298

doi:10.1038/scientificamerican05051866-297

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The Second Lecture of Professor Doremus's Course - p298

doi:10.1038/scientificamerican05051866-298

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The Electric Light - p298

doi:10.1038/scientificamerican05051866-298a

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New Publications - p302

doi:10.1038/scientificamerican05051866-302

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Jeanne's Pipe - p302

doi:10.1038/scientificamerican05051866-302a

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Patching Engines and Boilers - p303

doi:10.1038/scientificamerican05051866-303

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“Hot Engineers” - p303

doi:10.1038/scientificamerican05051866-303a

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City Reformers - p303

doi:10.1038/scientificamerican05051866-303b

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Ill Ventilated Over Crowded Ships - p303

doi:10.1038/scientificamerican05051866-303c

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Agricultural Exhibition in Brazil - p303

doi:10.1038/scientificamerican05051866-303d

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Nitro-Glycerin-the Cause of Its Premature Explosion - p304

Charles A Seely

doi:10.1038/scientificamerican05051866-304

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Modern Marine Engineering - pp304 - 305

doi:10.1038/scientificamerican05051866-304a

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Special Notices - p305

doi:10.1038/scientificamerican05051866-305

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American Enterprise in China - p306

doi:10.1038/scientificamerican05051866-306

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Patent Office - pp306 - 307

doi:10.1038/scientificamerican05051866-306a

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Patent Claims - pp307 - 311

doi:10.1038/scientificamerican05051866-307

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Patent-Office Decisions - p311

doi:10.1038/scientificamerican05051866-311

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To Our Readers - pp311 - 314

doi:10.1038/scientificamerican05051866-311b

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Bugbee's Crutch - p314

doi:10.1038/scientificamerican05051866-314

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