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Estrade's High Speed Locomotive and Car

Express Atlantic Steamers

The New British War Steamer Orlando

An Easy Method of Adjusting a Field Level

Screw Forging Machines

Harvesting Machinery

An Endless Railway

Novel Rotary Engine at the Liverpool International Exhibition

The New Croton Aqueduct

Charcoal and Coke as Blast Furnace Fuels

Bertrand's Refractometer

Trouve's Siren

An Improved Form of Temperature Regulator

Making Steam by Friction

Chemistry of the Alkaloids

Radii of Curvature Geometrically Determined

No. Iv.—The Cycloid

By C. W. MacCord

The Upward Primary Battery

The Eclipse of Algol, with the Latest Determinations of its Distance and Dimensions

By Royal Hill

The Next Louisville Exposition

Niagara River, Gorge and Falls

By H. C. Hovey

The Irrigating Canals of Northern Colorado

Leasing of an Unsanitary House

Vertebrate Columns of Different Peoples


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September 11, 1886

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