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SA Supplements Vol 31 Issue 796supp

SA Supplements

Volume 31, Issue 796supp

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Features

The Decorated Gardens of Chicago

Nature's Perseverance

The Microbe of Phosphorescent Wood

The Cracking of Fruits and Vegetables

Aluminum Steel

R. A. Hadfield

Indian Preserves

A New Method of Extracting Roots

E. Westervelt

The Curious History of a Ladybird - how it Saved the Orange Interests of California

The Gullfoss Falls, Iceland

Quartz Fibers

C. Vernon boys

Brain Work and Age

Peroxide of Hydrogen

The Proctor Tower

The Multiple Dispatch Railway

Max E Schmidt

Separable Mosaic Panels

Photographs in Printing Ink

Electrical Police Apparatus

Instruments for Drawing Curves

C. W. Maccord

Notes on the Electric Railway: Historical, Statistical and Technical

F. L. Pope

The Phonopore

The Business end of the American Newspaper

A. H. Siegfried

Jubilee of the Chemical Society of London

Useful Engineering Books

Building Plans and Specifications

Departments

Patents- April 4, 1891