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The New Jersey State Asylum for the Insane

Tube Wells for Large Water Supplies

New Steam Dredger

A New Method of Determining the Wind's Velocity

By John H. Long

The Sandusky Water Tower

Ventilating Fireplace

Neidlinger, Schmidt & Co.'s Malt-House

A Query about Catamarans

London Steam Fire Engine

Improved Filters

Stitching Machine for Book-Binders

A Great Steam Hammer

American Axes

Buckley's Improved Cotton Opener

A Shuttle and how it is Made

The Technology of the Paper Trade

By William Arnot

Photo Exhibits

A Triple-Wick Lamp

On Papyroxyline

Asparagus-Forcing in Paris

Hybridization of the Monukka and Black Hamburgh Grapes

Large Bowlders in New Hampshire

Californian Fruits in California

The Löss-Formation of Northern China

Uranium Minerals in North Carolina

By W. C. Kerr

A Boy's Trip to the Diamond Fields of South Africa

Fruits of Oregon

The Limits of Natural Knowledge

Grape Culture under Glass

By John Don Foreman and Peter Henderson

California Oaks

Adulteration of Ground Madder, and of its Preparations

By M. C. Benner

Mars and her Moons

Separation of a Mixture of Lead, Zinc, and Silver

By F. Maxwell Lyte

On A Distillatory Apparatus

By Joseph P. Remington

Paris Problem Tourney of '67

W. S. Hallock, of Hannibal, MO

New York and Philadelphia, 1859

Solutions to Problems

”Miron's” Tournaments Continued


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