SA Supplements

Theories regarding Polar Auroras

Photographing the Solar Corona without an Eclipse

Protecting Iron and Steel from Oxidation or Rust

Improved Ball Valve

Apparatus for Regulating Pressure in Water Conduits

The “Cascade” Saturator

The Cursometer

Improved Dynamometer

Superheated Steam

The Tunnel between France and England

The Sinking of the Austral

Aerial Navigation

Recent Fires and their Lessons

Gregynog Hall, Montgomeryshire

The Decay of Building Stones

New Telegraph Sounders

Flexible Tissue for Dark Room Windows

Electricity the Propelling Power of the Universe

On Teaching Organic Chemistry

Straw Plaiting and Weaving in Tuscany

Zinc on Sulphur

The Chemical Theory of Gunpowder

The Antiseptic Properties of Carbonic Acid

Testing for Iodoform, Naphthol, and Chloroform in Animal Substances

Sassafras in Rhus Poisoning

Pasteur on Hydrophobia

Unconscious Brain-Work

The Removal of Fixed Glass Stoppers

Naphthalin as a Wound-Dressing

The Three-Headed Woman

The Brain-Weight of Gambetta

The Winter Sleep of Animals

Speech in Animals

The Fisheries of Japan

The Lignified Snake of Brazil

California Quicksilver

Large-Rooted Chiccory

Notes on Acclimation of the Bamboo, Yak, Etc., in the United States

A Graceful Trailer

Patents