SA Supplements

August 1899

Volume 48, Issue 1231supp

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Features

Geodetic Work in Spitzbergen

J. H. Gore

Are our Winters Changing?

Alfred J. Henry

Odontoglossum X Coradinei, West Bank House Var

Microbes in Co-Operation

G. Clarke Nuttall

An Egyptian Gardener

The Tomb of Nekht and What it Shows as to his Duties

Physical Measurements in Anthropology

A New Automobile Fire Engine

Steam Navvy

Trade Suggestions from United States Consuls

Trade Receipts and Suggestions

Selected Formulæ

Miscellaneous Notes

Trade with the Philippines, Porto Rico and Cuba

Historic Cavalcade of Etienne Marcel

Building Railways in the Field by the Railway Corps of the German Army

Electricity in Coal Mining

John Price Jackson, Frank F. Thompson

Motor Speed Regulation

Alton D. Adams

Movable Electric Generator

The Electric Tramway of the City of Tours

Liquid Hydrogen

Plea for a Working Standard of Light

S. Everktt Doane

Glacier Water

The Nuraghi of Sardinia and Similar Structures

The Determination of Sound Direction

Some Experiments in Making Rubber Substitutes

Incandescent Mantles

Vivian B. Lewes

A Three-Color Process

C. Fleck