Growth of American Universities - p206

doi:10.1038/scientificamerican09221906-206

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Gasoline Engines and the Torpedo Boat - p206

doi:10.1038/scientificamerican09221906-206a

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North Tube of Hudson River Tunnel Completed - p206

doi:10.1038/scientificamerican09221906-206b

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Steel Passenger Cars for Trunk Railroads - p206

doi:10.1038/scientificamerican09221906-206c

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James Dredge - pp206 - 207

doi:10.1038/scientificamerican09221906-206d

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The Advantages of Crank Axles for Locomotives - p207

W. F. Cleveland

doi:10.1038/scientificamerican09221906-207

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Investigating the Nutritive Value of Meat - p207

Elizabeth C. Sprague

doi:10.1038/scientificamerican09221906-207a

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The Alcohol Smugglers of Paris - pp208 - 209

doi:10.1038/scientificamerican09221906-208

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How a Planet is Weighed - p210

Frederick R. Honey

doi:10.1038/scientificamerican09221906-210

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The Pioneers of the Swiss Army - p212

Day Allen Willey

doi:10.1038/scientificamerican09221906-212

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A Peculiar Rupture - p213

W. D. Graves

doi:10.1038/scientificamerican09221906-213

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A Mantel Made of Cigar Boxes - p213

doi:10.1038/scientificamerican09221906-213a

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A Curious Accident to a Grain Elevator - p213

W. F. Miners

doi:10.1038/scientificamerican09221906-213b

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The Minnequa Works of the Colorado Fuel and Iron Company - pp214 - 216

Lawrence Lewis

doi:10.1038/scientificamerican09221906-214

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The Lodge-Muirhead Portable Wireless Telegraph Plant for Military Purposes - p216

doi:10.1038/scientificamerican09221906-216

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The Mathushek Piano - p217

doi:10.1038/scientificamerican09221906-217

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Business and Personal Wants - p218

doi:10.1038/scientificamerican09221906-218a

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