SA Supplements

September 1901

Volume 52, Issue 1342supp

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Features

Canaigre Growing in Southwest United States

John E. Bennett

School Gardens in Sweden

Geology and Geography at the Denver Meeting of the American Association for the Advancement of Science

E. O. Hovey

Australian Opal and Opal Mining

John Plummer

Australian Gem Stones

The Food of Nestling Birds—Bluebirds, Robins, and House Wrens

Sylvester D. Judd

The Mycenæan Question

Men and Microbes

E. Stenhouse

Polylithic Sculpture

The Empire of the Air

St. Ulrich and the Industries of Grödnerthal

Emil Terschak

The Beet Sugar Industry

Stage Bridges at the Covent Garden Opera House, London, England

The Cultural Value of Engineering Education

Frank O. Marvin.

Contemporary Electrical Science

Centenary of the First English Railroad Act

The Circum-Etna Railway

The New Penarth Coal Tips

A Lubrication Regulator

Cotton Seed Manufacture, with Suggestions to Inventors and Economists

Edwin Lehman Johnson