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An Eastern “Oil City”

The Late Sir Rowland Hill

The Bradford Oil District of Pennsylvania

By A. Ashburner

The Most Economical Speed for Steamships of the Navy

By John Lowe


Life-Saving Rafts

Screws Versus Paddles

The French Armor Plated Ship the “Admiral Duperre”

Anti-Fire Construction

By R. G. Hatfield

Economy of Fuel

Electricity as a Motive Power

By W. E. Ayrton

Electrical Clocks and Clockwork

On Lightning Protectors for Telegraphic Apparatus

By Wm. Henry Preece

Sewer Ventilation in Berlin

Starch Photo Plates

Fischer's Pyrometer

Quantitative Determination of Cadmium

By F. Beilstein and L. Jawein

The Brooks Underground Telegraph Cable

An Improved Method of Making Phosphorus Pills

By Edmund F. Cherry

On the Cure of Consumption

By James H. Salisbury

A New Method of Making Tincture of Iodine

By E. F. Cherry

Notes on Cinchona Bark

By David Howard

Meteorological Registers


Dental Transplanting

New Mode of Harvesting Wheat

Distances for Grapes

A New Test for the Presence of Biliary Coloring Matter in the Urine

Palisa Comet II, 1878

The Planet Jupiter

How our Ancestors in the Stone Age Made their Implements

By B. B. Redding

Is Nest Building an Instinct in Birds?

By Benjamin T. Lowne

Notes on the Thrushes of Washington Territory

By S. K. Lum

Isinglass from Sea-Weeds

Sea Weed

What it is Composed of, and the Many Uses to Which it is Put


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