The Hudson River Ice Harvest - p80

doi:10.1038/scientificamerican02071891-80

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Wooden Railway Ties - pp80 - 81

doi:10.1038/scientificamerican02071891-80a

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New Gas and Petroleum Motor - pp82 - 84

doi:10.1038/scientificamerican02071891-82

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An Improved Halter - p84

doi:10.1038/scientificamerican02071891-84

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A Holdback Device for Vehicles - p84

doi:10.1038/scientificamerican02071891-84a

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Photographic Notes - p85

doi:10.1038/scientificamerican02071891-85

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A Tool Holder That Holds - p85

doi:10.1038/scientificamerican02071891-85b

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Destruction of Electric Wires by a Snow Storm - p86

doi:10.1038/scientificamerican02071891-86

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The Fall River Steamer Puritan - pp87 - 89

doi:10.1038/scientificamerican02071891-87

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An Improved Carriage Spring - p89

doi:10.1038/scientificamerican02071891-89

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A Crate for Shipping and Exhibiting Poultry, Etc. - p89

doi:10.1038/scientificamerican02071891-89a

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To Inventors - p91

doi:10.1038/scientificamerican02071891-91a

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List of Books on Electricity - p92

doi:10.1038/scientificamerican02071891-92

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The Scientific American - p92

doi:10.1038/scientificamerican02071891-92a

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Experimental Science - p94

Geo. M. Hopkins, By

doi:10.1038/scientificamerican02071891-94a

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