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The Niagara Cantilever Bridge

Sound Castings and Factors of Safety

Proposed New Bridge over the Thames

Creeping of Rails

The Last Trial of Armor Plates at Spezia

Planetary Wheel Trains

By C. W. MacCord

Benjamin B. Hotchkiss

Benjamin Silliman

The Central Hall in the New Palace of Justice at Vienna

The Intensification of Gelatine Plates

By Arnold Spiller

Art in Sheet Metal

Emery Wheels and Emery Wheel Machinery

Slag Cement

Lubricating Oils

Pavement of Kansas City, Mo

Cements for Special Purposes

Improved Silk Warping Machine

The Wenham Light

The Formation of Poisonous Alkaloids in Cholera

The Avalanches in Piedmont

Protoplasm

The Scientific American Supplement

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March 28, 1885

Help Us Reforest the Mississippi River Valley

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