The Kansas Whirlwinds - pp1 - 2

doi:10.1038/scientificamerican07051879-1

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A Patent Right Discussion in England - p2

doi:10.1038/scientificamerican07051879-2

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Magnetizing Molten Iron - p2

doi:10.1038/scientificamerican07051879-2a

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A New Theory of the Earth's Magnetic Poles - pp2 - 3

doi:10.1038/scientificamerican07051879-2b

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Objections to Self-Propelling Fire Engines - p3

doi:10.1038/scientificamerican07051879-3

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The Prospects of Tea Culture - p3

doi:10.1038/scientificamerican07051879-3a

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The Diseases of Building Timber - p3

doi:10.1038/scientificamerican07051879-3b

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“Scientific Credulity.” - p3

doi:10.1038/scientificamerican07051879-3c

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Recent American Patents - p4

doi:10.1038/scientificamerican07051879-4

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New Electric Lamp - p4

doi:10.1038/scientificamerican07051879-4a

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Luedtge's Universal Telephone - p4

doi:10.1038/scientificamerican07051879-4b

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Hydriodic Acid - p5

doi:10.1038/scientificamerican07051879-5

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Pneumatic Clock - pp5 - 6

doi:10.1038/scientificamerican07051879-5a

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Recent Mechanical Inventions - p6

doi:10.1038/scientificamerican07051879-6

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A Novel Rotary Pump - pp6 - 7

doi:10.1038/scientificamerican07051879-6a

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The Elephant Shrew - p7

doi:10.1038/scientificamerican07051879-7

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The Thick-Thighed Walking Stick - pp7 - 9

C. V. Riley

doi:10.1038/scientificamerican07051879-7a

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New Device for Separating Cream from Milk - p9

doi:10.1038/scientificamerican07051879-9

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An Inventor Victorious - p9

doi:10.1038/scientificamerican07051879-9a

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Improved Anchor - p9

doi:10.1038/scientificamerican07051879-9b

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Engineering Inventions - p10

doi:10.1038/scientificamerican07051879-10a

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An Old Concern Re-Established - p11

doi:10.1038/scientificamerican07051879-11

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Communications Received - p12

doi:10.1038/scientificamerican07051879-12

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