Labor - p81

Owes G. Warren

doi:10.1038/scientificamerican12021848-81

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Compound Atmospheric Churn - p81

doi:10.1038/scientificamerican12021848-81a

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A Good Arrangement - p81

doi:10.1038/scientificamerican12021848-81b

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To Railroad Proprietors - p81

doi:10.1038/scientificamerican12021848-81c

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Rome and Oswego Plank Road - p81

doi:10.1038/scientificamerican12021848-81d

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A Misdirected Tunnel - p81

doi:10.1038/scientificamerican12021848-81e

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Spontaneous Combustion - pp81 - 82

doi:10.1038/scientificamerican12021848-81f

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The Fair of the American Institute - p82

doi:10.1038/scientificamerican12021848-82

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Tripoli for Polishing - p82

doi:10.1038/scientificamerican12021848-82a

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Singular Circumstance - p82

doi:10.1038/scientificamerican12021848-82b

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The Late Transits of Mercury - p82

doi:10.1038/scientificamerican12021848-82c

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The Body Rendered Fire Proof - p82

doi:10.1038/scientificamerican12021848-82d

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Compressed Air Locomotion on Common Roads - p82

doi:10.1038/scientificamerican12021848-82e

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The Bail Axietree - p82

doi:10.1038/scientificamerican12021848-82f

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Galvanic Sheeting for Snips - p82

doi:10.1038/scientificamerican12021848-82g

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Sea Weed for Manure - p82

doi:10.1038/scientificamerican12021848-82h

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Holden's Dollar Magazine - p82

doi:10.1038/scientificamerican12021848-82i

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Gold Smelting - p82

doi:10.1038/scientificamerican12021848-82j

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Factories in the West - p82

doi:10.1038/scientificamerican12021848-82k

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British Steamers at Mobile - p82

doi:10.1038/scientificamerican12021848-82l

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The Electric Telegraph - p83

doi:10.1038/scientificamerican12021848-83

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The Telegraph Controversy - p83

doi:10.1038/scientificamerican12021848-83a

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Indian Arrow-Poison - p83

doi:10.1038/scientificamerican12021848-83b

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The Pulque of Mexico - p83

doi:10.1038/scientificamerican12021848-83c

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The Burning Well - p83

doi:10.1038/scientificamerican12021848-83d

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Ornament in Dress Sometimes Good - p83

doi:10.1038/scientificamerican12021848-83e

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Geological Changes—Past and Present - p83

doi:10.1038/scientificamerican12021848-83f

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An Ancient Dahlia - p83

doi:10.1038/scientificamerican12021848-83g

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Curious Icelandic Plants - p83

doi:10.1038/scientificamerican12021848-83h

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Lead Pipe Machines - p84

doi:10.1038/scientificamerican12021848-84

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Ray's India Rubber Railroad Springs - p84

doi:10.1038/scientificamerican12021848-84a

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New Invention for Pegging Boots - p84

doi:10.1038/scientificamerican12021848-84b

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Improved Rat Trap - p84

doi:10.1038/scientificamerican12021848-84c

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Adams' Improved Guage Cock - p84

doi:10.1038/scientificamerican12021848-84d

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Alpaca Umbrella - p84

doi:10.1038/scientificamerican12021848-84e

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New Stove - p84

doi:10.1038/scientificamerican12021848-84f

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Wheels for Spinning - p84

doi:10.1038/scientificamerican12021848-84g

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Lead Pipe - p84

doi:10.1038/scientificamerican12021848-84h

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Administering Ether - pp84 - 85

doi:10.1038/scientificamerican12021848-84i

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The Power of Water - p85

doi:10.1038/scientificamerican12021848-85

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Patenting Inventions - p85

doi:10.1038/scientificamerican12021848-85a

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Patent Cases - p85

doi:10.1038/scientificamerican12021848-85b

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The Telegraph Case in Kentucky - p85

doi:10.1038/scientificamerican12021848-85c

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American Copper - p85

doi:10.1038/scientificamerican12021848-85d

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Inland Navigation - p85

doi:10.1038/scientificamerican12021848-85e

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The Value of Steam Power - p85

doi:10.1038/scientificamerican12021848-85f

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A new kind of Wheat - pp85 - 86

doi:10.1038/scientificamerican12021848-85g

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Experiments with Propellers - p85

doi:10.1038/scientificamerican12021848-85h

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Antiquarian Search - p85

doi:10.1038/scientificamerican12021848-85i

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Copper Mining - p85

doi:10.1038/scientificamerican12021848-85j

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Woodworth's Patent - p86

doi:10.1038/scientificamerican12021848-86

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Improved Claim - p86

doi:10.1038/scientificamerican12021848-86a

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Printing and Literature in China - p86

doi:10.1038/scientificamerican12021848-86b

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Loss of the Victoria Balloon - p86

doi:10.1038/scientificamerican12021848-86c

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The Power of Music - p86

doi:10.1038/scientificamerican12021848-86d

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To Correspondents - pp86 - 87

doi:10.1038/scientificamerican12021848-86e

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To Patent Correspondents - p87

doi:10.1038/scientificamerican12021848-87

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Robbery of the Mail - p87

doi:10.1038/scientificamerican12021848-87a

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The List of Patents - pp87 - 88

doi:10.1038/scientificamerican12021848-87b

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New Chemical Law - p88

doi:10.1038/scientificamerican12021848-88

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Disinfecting Property of Coffee - p88

doi:10.1038/scientificamerican12021848-88a

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Saltness of Sea Water - p88

doi:10.1038/scientificamerican12021848-88b

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Fence for the Prairies - p88

doi:10.1038/scientificamerican12021848-88c

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History of the Rotary Engine - p88

doi:10.1038/scientificamerican12021848-88d

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The Conssant Presence of Metals in the Blood - p88

doi:10.1038/scientificamerican12021848-88e

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Lithographic Limestone - p88

doi:10.1038/scientificamerican12021848-88f

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Diseases and Cures of Grape Vines - p88

doi:10.1038/scientificamerican12021848-88g

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Beautiful Action of the Sun - p88

doi:10.1038/scientificamerican12021848-88h

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Vast Irrigation - p88

doi:10.1038/scientificamerican12021848-88i

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Scientific American - p88

doi:10.1038/scientificamerican12021848-88j

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