Rail Joints and Street Noises - p82

doi:10.1038/scientificamerican02091901-82

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Pound-Per-Horsepower Economy - p82

doi:10.1038/scientificamerican02091901-82a

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Progress of Turbine Propulsion - p82

doi:10.1038/scientificamerican02091901-82b

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Air Resistance of Railway Trains - p82

doi:10.1038/scientificamerican02091901-82c

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Relative Fighting Efficiency of Warships - p82

doi:10.1038/scientificamerican02091901-82d

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Comparative Cost of Prime Movers - pp82 - 83

doi:10.1038/scientificamerican02091901-82e

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Efficiency in Action - p83

doi:10.1038/scientificamerican02091901-83

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The Spontaneous Breaking of an Inkwell - p84

doi:10.1038/scientificamerican02091901-84

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The Subway of the City of Berlin - p84

doi:10.1038/scientificamerican02091901-84a

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A Lens Attachment for Lamps - p84

doi:10.1038/scientificamerican02091901-84b

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The Telephone Auto-Commutator - pp85 - 86

doi:10.1038/scientificamerican02091901-85

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The Hamburg American Yacht “Prinzessin Victoria Luise” - p86

doi:10.1038/scientificamerican02091901-86

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What can be made of Orange Peel - p88

doi:10.1038/scientificamerican02091901-88

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The Proposed Widening of London Bridge - p88

doi:10.1038/scientificamerican02091901-88a

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The Canals of Canada - pp89 - 90

Waldon Fawcett

doi:10.1038/scientificamerican02091901-89

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The Old Cutler's Shop at the Exposition - p90

doi:10.1038/scientificamerican02091901-90

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