Skip to main content

Features

The Electric Railway at Vienna

The French Scientific Station at Cape Horn

Instruction in Mechanical Engineering

By R. H. Thurston

Improved Double Boiler

The Gardner Machine Gun

Climbing Tricycles

Submarine Explorations

Voyage of the Talisman

A Threaded Set Collar

Cable Grapnel

Wretched Boilermaking

Pneumatic Malting

Non-Sparking Key

New Instruments for Measuring Electric Currents and Electro-Motive Force

By R. E. Crompton and Gisbert Kapp

Secondary Batteries

Acetylene from Iodoform

Stripping the Film form Gelatine Negatives

Reducing and Enlarging Plaster Casts

When does an Electric Shock become Fatal?

Robert Cauer's Statue of Lorelei

A People without Consumption, and some Account of their Country—The Cumberland Tableland

By E.M Wight

New Analogy between Solids, Liquids, and Gases

By W. Spring

Treatment of Ores by Electrolysis

By M. Kiliani

Hydrogen Amalgam

The Treatment of Habitual Constipation

The Prolificness of the Oyster

The Pyramids of Meroe

Red Sky

On Comets

A Theory of Cometary Phenomena

A Few of the Best Inulas

Forms of Ivy

Propagating Roses

Fruit Growing

By P. H. Foster

Coarse Food for Pigs

Lake Tahoe

Mete Kingi

Departments

  • Departments

    Patents - April 19, 1884

Purchase To Read More

Already purchased this issue? Sign In to Access
Select Format
April 19, 1884

Beyond XX and XY

Biology. Identity. Equality.