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The Use of Machine Guns in the Field, in Combination with Infantry

War Balloons

Sustaining Walls

Torpedo Boat Catchers

Employment of Acetic or Formic Acid in Bleaching

Tea Withering Apparatus

La Nature

Fleuriais' Gyroscope Collimator

A New Thermometer

The Lactocrite

A New Method of Ascertaining the Amount of Fat in Milk

By H. Faber

A New Gas Thermo-Regulator

The Electric Waltzers

Orthochromatic Photography

By J. B. B. Wellington

Electrical Welding

The Capillarity and Density of Liquids

Sulphurous Acid in the Chemical Industries

Separation of Nickel by the Magnet

By Thomas T. P. Bruce Warren

Phosphorescence of Alumina

By Edmond Becquerel

The Morphological Causes of Heredity

A Floating Hospital

Popular Errors in Meteorology

By Cleveland Abbe

The Third Eye of Reptiles

The Sinaloa Colony

An Epidemic of Micrococcus Prodigiosus

By M. Grimbert

Beethoven's Portrait

Dwarfs and Giants


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February 26, 1887

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