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A New Alpine Tunnel

An Interesting Relic

The Crank Shaft of the U. S. Steamer “Trenton”

American Steel Tires at the Exhibition

The International Exhibition of 1876


The Centennial Exhibition — Machinery Hall

Centennial Exhibition — U. S. Department

The Women's Pavilion at the Exhibition

Machinery Hall Notes

Wood-Working Machinery

The Gould Steam Fire-Engine at the Exhibition

Convention of the American Society of Civil Engineers

The Langen & Otto Gas Motor at the Exhibition

Fly-Wheel Dangers

The Chinese in America

The Railroads of the World

French Academy of Sciences


The Turner's Company's Prizes

Passenger Engine, Midland Railway

Water Supply for Towns and Villages

By Clarence Delafield

The Steam Locomotive

New Ice Machine

The Raising of the Vanguard

Sycamore, Illinois, Water Supply

The Collis Browne Screw-Propeller

Improvement in Tide-Powers

By A. Mallory

The Kentucky Shower of Flesh

New Rays of Calcium

The Discovery of Gallium

The Crystallization of Meteoric Waters

Studies of Matter and Life

By Henry J. Slack

Electric Light

Fac-Simile Telegraphy

On the Nature of Thermo-Electricity

A Large Poultry-Yard

The Opossum

By Howard Miller

Royal Dublin Spring Cattle Show

Disposing of Raw Manure


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    July 01, 1876

    Of Shamrocks and Science

    Happy St. Patrick’s Day