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An Australian Wheat Stack

The Sugar-Beet Industry

Roller Mills

Farm Law

How to Feed for Eggs

Fertilizers for Corn

A Nut for Congress to Crack

By P. H. Wait

Effect of Ocean Currents

Drainage of an Apartment House

Explosions from Combustible Dust

By L. W. Peck

Improved Carding Machine

The Wonderful Railways of Peru

New French Tank Locomotive

Possibilities in Gas Lighting

A Few Experiments with the Induction Coil

By M. Hopkins

A Simple Electric Pen

Autographic Telegraphy

Beetroot Photographs

The Pathology of Typhoid

The Organ of Hearing in Health and in Disease.—An Essay on Curable and Preventable Deafness

By W. S. Bowen

Notes on Peroxide of Hydrogen as a Disinfectant and Deodorant

By John Day

Wax in the Ears

On the Cerebral Symptoms Produced by Impacted Cerumen

By William A. Hammond

Cure of Symblepharon

By A. W. Calhoun

Feeding by the Nose

By T. Newington

Obesity—How Caused—How Cured

The Poison Glands of the Centipedes


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    March 08, 1879

    20% Sitewide for President's Day