SA Supplements Vol 41 Issue 1056supp

SA Supplements

Volume 41, Issue 1056supp

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Features

New Process for Keeping Fruit Fresh

The Most Recent Excavations at Pompeii

The Cultivation of Vacant City Lots by the Poor

The Statistics of Wages and the Cost of Living

Stones in the Head

History and Methods of Testing Building Materials

Winter Fishing in the Ural

Selected Formulæ

Electrical Notes

Engineering Notes

Miscellaneous Notes

Inaccessible Maritime Lights

Elmer Laurence Corthell

Mechanical Road Carriages

[Cantor Lectures before the Society of Arts.] Lecture II.—Continued.

W. Worby Beaumont

Some Recent Developments of the Trolley

Defects in Iron Castings

D. Brown

The Story of Helium

Prologue

De Rochas' Experiments on Hypnotism

Investigations on Roentgen Rays

Patents!