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Features

On the Minute Measurements of Modern Science

By Alfred M. Mayer

Wave Motion

On the Rate of Progression of Groups of Waves and the Rate at which Energy is Transmitted by Waves *

By Osborne Reynolds

The Launch of the Obelisk

Log Indicator for Ships

Indicator for Water Channels

Jackson's Ship's Lines

Measurement of Water

The Steamer Lord of the Isles

New Adaptation of Concrete to Building Purposes

The Ventilation of Millstones

Experiments on Masts

Valves for Gas and Other Purposes

The Scotch Koh-I-Noor

Circular Slide-Valves

Riveted Joints for Steam Boilers

By George Cawley

Safety Plates for Steam Boilers

New Street-Car Brake

The Mathematics of Construction

The Walker Art Gallery; Liverpool

The Great Church of Batalha, Portugal

Fruits Preserved with Sugar

Marmalades or Jams, Fruit Pastes, Fruit Jellies,Compotes and Brandied Fruits

By James W. Parkinson

Waterproofing Paper

Science in Tanning

By Henry R. Proctor

Chrysolin, a New Yellow Dye Derived from Resorcin

By F. Reverdin

Grape Sugar and Glucose

The Manufacture of Glucose and Grape Sugar

By O. Luthy

Laboratory Notes

By T. A. Edison

On Mixing Emulsions

The Late W. H. Fox Talbot

New Method of Determining Phosphorus, Arsenic, Sulphur, Chlorine, Bromine and Iodine in Organic Substances

By M. G. Brugelmann

Acari Insects in Coffee

The Motions of the Leaves in Oxalis

The Human Fossils of Europe

First Grand Problem Tourney of the American Chess and Problem Association

John G. Belden

Scientific American Chess Record

Solutions to Problems

The Clipper Tournament

Game Played by Correspondence

Clipper Tournay Cup Game

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    Why Do Facts Fail?

    Why Do Facts Fail?

    Deconstructing Denial