The Decline of Schooling - p80

doi:10.1038/scientificamerican08051882-80

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More Innocent Buyers Needing Protection - p80

doi:10.1038/scientificamerican08051882-80a

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A Labor Storm-Center - p80

doi:10.1038/scientificamerican08051882-80b

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Fire Risks with Electric Lamps - pp80 - 81

doi:10.1038/scientificamerican08051882-80c

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The Absorption of Metallic Oxides by Plants - p81

doi:10.1038/scientificamerican08051882-81

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Accuracy in Telegraphing - p81

doi:10.1038/scientificamerican08051882-81a

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Why Beef is Dear - p81

doi:10.1038/scientificamerican08051882-81b

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A New Sun Dial - p82

doi:10.1038/scientificamerican08051882-82

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Detachable Umbrella and Parasol Covers - p82

doi:10.1038/scientificamerican08051882-82a

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Transmission of Motive Power by Rarefied Air - p83

doi:10.1038/scientificamerican08051882-83

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Progress of the East River Bridge - p84

doi:10.1038/scientificamerican08051882-84

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Henri Giffard - p84

doi:10.1038/scientificamerican08051882-84a

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Rules in the Cutting of Uppers - p85

doi:10.1038/scientificamerican08051882-85a

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The Steamship Austral - p86

doi:10.1038/scientificamerican08051882-86

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The Direct Transfusion of Blood - pp86 - 87

doi:10.1038/scientificamerican08051882-86a

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The American Tunny - pp87 - 88

C. F. Holder

doi:10.1038/scientificamerican08051882-87

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New Form of Bridge Supports - p88

doi:10.1038/scientificamerican08051882-88

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Engineering Inventions - p90

doi:10.1038/scientificamerican08051882-90

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Mechanical Inventions - p90

doi:10.1038/scientificamerican08051882-90a

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Agricultural Inventions - p90

doi:10.1038/scientificamerican08051882-90b

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Miscellaneous Inventions - p90

doi:10.1038/scientificamerican08051882-90c

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Textile Invention - p90

doi:10.1038/scientificamerican08051882-90d

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