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The World's Columbian Exposition—The International Quarter

The World's Columbian Exposition—The Builders iron Foundry Exhibit of 12-inch Breech-Loading Rifled Mortars

The Aerial Castle of the Antwerp Exposition

The Japanese Cruiser Yoshino

The Port of Bizerte

The Ideal Engineering Education

By William H. Burr

A Steam Carriage of Sixty Years Ago

The Tele-Photographic Lens

By W. K. Burton

A New Apparatus for Measuring Photographic Plates

New Fire Damp Indicators

The Departure of Dr. Nansen's Arctic Expedition

The Geological Work of High Pressure Gas

Insects Injurious to Drugs

By L. E. Sayre

The Medusa of Lake Tanganyika

Sights with a Five-Inch Telescope

By Garrett P. Serviss

A Rain of Ice

The Victoria Regia

A Cocoa Appeal Case

New Cellulose Derivatives and their Industrial Applications

By C. F. Cross, E. J. Bevan and C. Beadle

Salts of Sulphophosphoric Acid

Society of Chemical Industry

New Valuation Method for Raw Sugar

Useful Engineering Books

Gilded Platinum

By W. C. Heraeus


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August 19, 1893

20% Sitewide for President's Day