High Speed in Thick Weather - p48

doi:10.1038/scientificamerican07281888-48

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Position of the Planets in August - p48

doi:10.1038/scientificamerican07281888-48a

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Photographic Notes - p49

doi:10.1038/scientificamerican07281888-49

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An Improved Car Stove - p50

doi:10.1038/scientificamerican07281888-50

PDF (269 KB)

Improved Railway Switch Stand and Signal - p50

doi:10.1038/scientificamerican07281888-50a

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An Improved Spirit Level - p50

doi:10.1038/scientificamerican07281888-50b

PDF (269 KB)

An Improved Car Coupling - p50

doi:10.1038/scientificamerican07281888-50c

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An Improved Show Case - pp50 - 51

doi:10.1038/scientificamerican07281888-50d

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An Improved Harmonica Holder - p51

doi:10.1038/scientificamerican07281888-51

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An Easel with Adjustable Shelf - p51

doi:10.1038/scientificamerican07281888-51a

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An Improved End Gate for Wagons - pp51 - 52

doi:10.1038/scientificamerican07281888-51b

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A Marine Toboggan Slide - p53

H. C. Hovey

doi:10.1038/scientificamerican07281888-53

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Improved Rock Drilling Machine - p54

doi:10.1038/scientificamerican07281888-54

PDF (305 KB)

Simple Experiments in Physics - p55

M. Hopkins

doi:10.1038/scientificamerican07281888-55

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The Spectacled Viper - pp55 - 56

doi:10.1038/scientificamerican07281888-55a

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The Swinging of Clubs - pp57 - 58

doi:10.1038/scientificamerican07281888-57

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Engineering Invention - p59

doi:10.1038/scientificamerican07281888-59

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Agricultural Inventions - p59

doi:10.1038/scientificamerican07281888-59a

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Miscellaneous Inventions - p59

doi:10.1038/scientificamerican07281888-59b

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