President Roosevelt on the Conservation of Our Natural Resources - p366

doi:10.1038/scientificamerican05231908-366

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Safety of the Blackwell's Island Bridge - p366

doi:10.1038/scientificamerican05231908-366a

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A City of Towers - pp366 - 367

doi:10.1038/scientificamerican05231908-366b

PDF (440 KB)

Progress of the Wright Aeroplane Experiments - p367

doi:10.1038/scientificamerican05231908-367

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Postal Railway in Berlin - p367

doi:10.1038/scientificamerican05231908-367a

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Experiments with a Postal Automobile in France - p367

doi:10.1038/scientificamerican05231908-367b

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Protection for Patents and Trade Marks of Goods to be Exhibited - p367

doi:10.1038/scientificamerican05231908-367c

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The Current Supplement - p367

doi:10.1038/scientificamerican05231908-367d

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Sending Wireless Messages to a Balloon - p367

doi:10.1038/scientificamerican05231908-367e

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The Use of the Air Brush in the Decoration of Wall Paper and Fabrics - p368

Jacques Boyer

doi:10.1038/scientificamerican05231908-368

PDF (261 KB)

Maximum Economical Storage Capacity of the Croton Watershed - pp369 - 370

doi:10.1038/scientificamerican05231908-369

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Control by Sound Waves - p371

R. G. Skerrett

doi:10.1038/scientificamerican05231908-371a

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Forest Destruction and the Erosion of Arable Lands - pp372 - 373

Day Allen Willey

doi:10.1038/scientificamerican05231908-372

PDF (791 KB)

Extracting the Venom from Lancehead Snake for Medicinal Use - p374

doi:10.1038/scientificamerican05231908-374

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The Largest Clock in the World - pp375 - 376

doi:10.1038/scientificamerican05231908-375

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A New Type of Filter - p376

doi:10.1038/scientificamerican05231908-376

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Gathering and Loading Fork - p376

doi:10.1038/scientificamerican05231908-376a

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A Computing Cheese Cutter - p376

doi:10.1038/scientificamerican05231908-376b

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