The Pneumatic Sub—Aqueous Tube - p165

doi:10.1038/scientificamerican03161867-165

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The Manufacture of Bessemer and Crucible Steel - pp165 - 166

doi:10.1038/scientificamerican03161867-165a

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The Cotton Manufacture—Weaving - pp166 - 167

doi:10.1038/scientificamerican03161867-166

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Editorial Summary - p167

doi:10.1038/scientificamerican03161867-167

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Business and Manufacturing Items - pp167 - 168

doi:10.1038/scientificamerican03161867-167a

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The Boiler Explosion on Board the Lighter “Enterprise” - pp168 - 169

doi:10.1038/scientificamerican03161867-168

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The Mechanical Equivalent of Heat - p169

doi:10.1038/scientificamerican03161867-169

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Science Familiarly Illustrated - p170

doi:10.1038/scientificamerican03161867-170a

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Manufacture of Beet Sugar - pp170 - 171

Joseph Hirsh, Ph. Dr

doi:10.1038/scientificamerican03161867-170b

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Recent American and Foreign Patents - p171

doi:10.1038/scientificamerican03161867-171

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Answers to Correspondents - p171

doi:10.1038/scientificamerican03161867-171a

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Police Intelligence!—A Patent Agent in Trouble - p172

doi:10.1038/scientificamerican03161867-172

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Alexander's Lever Saw Set - p172

doi:10.1038/scientificamerican03161867-172a

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Caution - p173

doi:10.1038/scientificamerican03161867-173

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Permanence of Animal Types - p173

doi:10.1038/scientificamerican03161867-173a

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Trial Trip of the Steam Ram “Dunderberg” - pp173 - 174

doi:10.1038/scientificamerican03161867-173b

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Patent Claims - pp174 - 177

doi:10.1038/scientificamerican03161867-174

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Patent Office Decisions - p177

doi:10.1038/scientificamerican03161867-177

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Extension Notices - pp177 - 180

doi:10.1038/scientificamerican03161867-177a

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