Building American Locomotives in British Shops - p458

doi:10.1038/scientificamerican12271902-458

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Naval War-Game between the United States and Germany - p458

doi:10.1038/scientificamerican12271902-458a

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The New Railroad and Trolley Tunnels Entering New York - p458

doi:10.1038/scientificamerican12271902-458b

PDF (169 KB)

The Army Signal Corps - p459

doi:10.1038/scientificamerican12271902-459

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To our Subscribers - p459

doi:10.1038/scientificamerican12271902-459a

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European Sale of Pupin's Telephone Patents - p459

doi:10.1038/scientificamerican12271902-459b

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A German Ambulance Train - p460

doi:10.1038/scientificamerican12271902-460

PDF (335 KB)

Machine for Removing and Disposing of Snow - p461

doi:10.1038/scientificamerican12271902-461

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Electro-Magnetic Rotations - pp461 - 462

Howard B. Dailey

doi:10.1038/scientificamerican12271902-461a

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Thomas Alva Edison - p463

doi:10.1038/scientificamerican12271902-463

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Spectral Photography - p464

George M. Hopkins

doi:10.1038/scientificamerican12271902-464

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The New Armored Cruisers “Tennessee” and “Washington” - pp464 - 466

doi:10.1038/scientificamerican12271902-464a

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Leading Types of 1902 French Light-Weight Automobiles - p466

doi:10.1038/scientificamerican12271902-466

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Business and Personal Wants - p469

doi:10.1038/scientificamerican12271902-469

PDF (348 KB)