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SA Supplements Vol 15 Issue 380supp

SA Supplements

Volume 15, Issue 380supp

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Features

Mosquitoes vs. Malaria

Proposed New Lighthouse at the Mouth of the Weser

Turbines for Small Industries

Automatic Indicator for Signaling the Passage of Trains

A New Fan

Improved Running Gear for Cars

Project of a Tunnel Under the Elba, Near Hamburg

New Form for Boats

The Wordsworth Gas Engine

Bull's Iron and Steel Direct Process

Improved Incubator

Thirty-Foot Hand Derrick

T. Appleton

James Nasmyth

Grunow's New Camera Lucida

Richard Trevithick

On the Aurora Borealis

New Grammar School at Heath, Near Halifax

Asbestos Filters

P. Casamajor

Electric Illumination by Reflection

Perfect Interference of Sound by Telephone

Oxygen Gas from Potassium Chlorate

A. Wagner

A New Telephone Receiver

Glycerine; its Preparation and Uses in the Arts

A. Berghaus

Fluoric Acid

The Flowers Used in Perfumery

W. A. Wrenn

The Products of the Distillation of Resin

The Curability of Typhoid Fever in the Prodromal Stage

Music in Japan

Curious Vehicles of Locomotion

Natural Sugaring

Patents