Genesis of the First Successful Aeroplane - p442

doi:10.1038/scientificamerican12151906-442

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The Seventh Annual Show of the Automobile Club of America - pp442 - 443

doi:10.1038/scientificamerican12151906-442a

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The Patent Office in 1906 - p443

doi:10.1038/scientificamerican12151906-443

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The Current Supplement - p443

doi:10.1038/scientificamerican12151906-443a

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Righting a Capsized Lighthouse Caisson - p444

Stuart Stevens Scott

doi:10.1038/scientificamerican12151906-444

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Automatic Apparatus for Selling Postage Stamps, Post Cards, and Newspapers - pp445 - 446

Robert Grimshaw

doi:10.1038/scientificamerican12151906-445

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Total Eclipse of the Sun in January, 1907 - p446

Mary Proctor

doi:10.1038/scientificamerican12151906-446

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The Motive Power of a 25 ¼ Knots Liner - p447

doi:10.1038/scientificamerican12151906-447

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The Second Annual Exhibition of the Aero Club of America - pp447 - 449

doi:10.1038/scientificamerican12151906-447a

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The Poulsen Selective System of Wireless Telegraphy - p450

A. Frederick Collins

doi:10.1038/scientificamerican12151906-450

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A Disease Which Threatens the American Chestnut Tree - p451

G. G. Copp

doi:10.1038/scientificamerican12151906-451

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Patent Department - p452

doi:10.1038/scientificamerican12151906-452

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Gage for Marking Window Casements - p452

doi:10.1038/scientificamerican12151906-452a

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A Collapsible Ash-Pan - p452

doi:10.1038/scientificamerican12151906-452b

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An Improved Hand Camera - pp452 - 453

doi:10.1038/scientificamerican12151906-452c

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Business and Personal Wants - p454

doi:10.1038/scientificamerican12151906-454

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