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SA Supplements Vol 29 Issue 731supp

SA Supplements

Volume 29, Issue 731supp

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Features

The New Mausoleum

The Face

A. H. Thompson

Brazil

The Wash-Out Process for Photo-Engraving

W. T. Wilkinson

The Photographing of Artillery Projectiles Traveling through the Air at a High Velocity

Canning Fruit

The Monochord

Vulcanization of Rubber

Richard Gerner

The Manufacture of Aluminum from Cryolite

The Phonotelemeter

The Water Barometer of St. James' Tower

Simple Way to make Porous Waterproof Cloth

The Walker Engineering Laboratories

The Twin Screw Steamer Columbia

Irrigation in California

Wm. Hammond Hall

Cookery for Workingmen's Wives

Buiding Plans and Specifications

Useful Engineering Books

Departments

Patents- January 4, 1890