The New Steel - p182

doi:10.1038/scientificamerican03061909-182

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American and British Turbines - p182

doi:10.1038/scientificamerican03061909-182a

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The Second Sea Power—America or Germany - p182

doi:10.1038/scientificamerican03061909-182b

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Engineering - p183

doi:10.1038/scientificamerican03061909-183

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Electricity - p183

doi:10.1038/scientificamerican03061909-183a

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Science - p183

doi:10.1038/scientificamerican03061909-183b

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Possibilities of the Fusible Core Process - p184

doi:10.1038/scientificamerican03061909-184

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A Movable Lock for Inclined Canals - pp184 - 185

H. Prime Kieffer, C.E

doi:10.1038/scientificamerican03061909-184a

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Explosive Energy of a Boiler - pp185 - 186

doi:10.1038/scientificamerican03061909-185

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Morning and Evening Stars for 1909 - pp186 - 187

Frederic R. Honey

doi:10.1038/scientificamerican03061909-186

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The Recent Subsidence of Niagara Falls - p187

Orrin B. Dunlap

doi:10.1038/scientificamerican03061909-187

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United States Life-Saving Steamer“Snohomish” - pp187 - 188

doi:10.1038/scientificamerican03061909-187a

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The Isna Barrage across the Nile - pp189 - 191

doi:10.1038/scientificamerican03061909-189

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Improved Vehicle Wrench - p191

doi:10.1038/scientificamerican03061909-191

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Device for Operating Window Shutter - p191

doi:10.1038/scientificamerican03061909-191a

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Kettle Still - p191

doi:10.1038/scientificamerican03061909-191b

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A Novel Electric Motor - p191

doi:10.1038/scientificamerican03061909-191c

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Improved Garment Hanger - p191

doi:10.1038/scientificamerican03061909-191d

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