A One-Needle Family Knitter, Determinations of Free Oxygen, and more - pp1 - 2

doi:10.1038/scientificamerican07031869-1

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Facts About Gas for the People - p2

doi:10.1038/scientificamerican07031869-2

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Skill, Invention, and Property in Patents and Books - p3

Horace Greeley

doi:10.1038/scientificamerican07031869-3

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Rockwell's Overdraw and Compression Bit - p4

doi:10.1038/scientificamerican07031869-4

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Improved Horseshoe Clincher - p5

doi:10.1038/scientificamerican07031869-5

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Adjustable Spirit Level Plumb and Inclinometer - p5

doi:10.1038/scientificamerican07031869-5a

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Improvement in Window Sashes - pp5 - 6

doi:10.1038/scientificamerican07031869-5b

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Cornish Pumping Engines - pp7 - 8

H. P. M. Birkinbine, Engineer

doi:10.1038/scientificamerican07031869-7

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Property in Patents and Copyrights - p9

doi:10.1038/scientificamerican07031869-9

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Cheap Iron Fences - p9

doi:10.1038/scientificamerican07031869-9a

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Architectural Engineering - p9

doi:10.1038/scientificamerican07031869-9b

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Death of a Distinguished Editor - p9

doi:10.1038/scientificamerican07031869-9c

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The Claims of Genius - pp9 - 10

doi:10.1038/scientificamerican07031869-9d

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Testing Steam Engines - pp10 - 11

doi:10.1038/scientificamerican07031869-10

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The Present Status of Medical Science - p11

doi:10.1038/scientificamerican07031869-11

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New Publications - pp11 - 12

doi:10.1038/scientificamerican07031869-11a

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Answers to Correspondents - p12

doi:10.1038/scientificamerican07031869-12

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Recent American and Foreign Patents - pp12 - 13

doi:10.1038/scientificamerican07031869-12a

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Applications for Extension of Patents - p13

doi:10.1038/scientificamerican07031869-13a

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Official List of Patents - pp13 - 14

doi:10.1038/scientificamerican07031869-13b

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