Military and Strategical Valve of Oil Fuel - p474

doi:10.1038/scientificamerican06181904-474

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Surface Indications of Oil - p474

doi:10.1038/scientificamerican06181904-474a

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Fine Performance of the Battleship “Kentucky” - pp474 - 475

R. W. Mc Neely, U. S. N.

doi:10.1038/scientificamerican06181904-474b

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Science Notes - p475

doi:10.1038/scientificamerican06181904-475

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The Dredger “Marquess” - p476

doi:10.1038/scientificamerican06181904-476

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The Berthier Actino-Electric Transformer - p476

Emile Guarini

doi:10.1038/scientificamerican06181904-476a

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New Apparatus for Photographing the Background of the Eye - p477

doi:10.1038/scientificamerican06181904-477

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Automatic Control of Locomotives - pp477 - 478

doi:10.1038/scientificamerican06181904-477a

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Mail Box for Rural Delivery Service - p478

doi:10.1038/scientificamerican06181904-478

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Malting and Brewing Conducted on Scientific Principles—II Brewing - pp480 - 481

doi:10.1038/scientificamerican06181904-480

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Relics of the Spanish Armada - pp482 - 483

doi:10.1038/scientificamerican06181904-482

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A Sectional Bookcase - p483

doi:10.1038/scientificamerican06181904-483

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Business and Personal Wants - p483

doi:10.1038/scientificamerican06181904-483b

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