The Double-Deck Car for Rapid Transit - p254

doi:10.1038/scientificamerican10101903-254

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Keeping the Health of a City - pp254 - 255

doi:10.1038/scientificamerican10101903-254a

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Certain Curious Effects of the Violet Rays - p255

James Weir, Dr.

doi:10.1038/scientificamerican10101903-255

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Fruit and Nuts as Food - p255

doi:10.1038/scientificamerican10101903-255a

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Science Notes - p255

doi:10.1038/scientificamerican10101903-255b

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The Flight of Birds Mechanically Studied - pp256 - 257

Emile Guarini

doi:10.1038/scientificamerican10101903-256

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The Barney Brick Conveyer - pp257 - 258

doi:10.1038/scientificamerican10101903-257

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The Petroleum Districts and Mud-Volcanoes of Java - p259

A Bosch

doi:10.1038/scientificamerican10101903-259

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The Largest Hydraulic Canal Locks in the World - p260

A. W. Fullerton

doi:10.1038/scientificamerican10101903-260

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An Ingenious Sculpturing Machine - pp260 - 262

doi:10.1038/scientificamerican10101903-260a

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A New Aeroplane - p262

doi:10.1038/scientificamerican10101903-262

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Indian Granaries - p263

Charles F. Holder

doi:10.1038/scientificamerican10101903-263

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Business and Personal Wants - p264

doi:10.1038/scientificamerican10101903-264a

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