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SA Supplements Vol 32 Issue 821supp

SA Supplements

Volume 32, Issue 821supp

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Features

Manufacture of Roll Tar Paper

The New Labor Exchange, Paris

A Physical Laboratory Indicator

Smokeless Gunpowder

Hudson Maxim

New Method of Extinguishing Fires

The Construction and Maintenance of Underground Circuits

S. B. Fowler

Railroads to the Clouds

A Review of Marine Engineering during the Past Decade

Alfred Blechynden

The Marceau

The Hygienic Treatment of Obesity

Paul Cheron

The Little House

M. M.

Remains of a Roman Villa in England

Stilt Walking

Gum Arabic and its Modern Substitutes

S. Rideal, W. E. Youle

Mr. Cailletet's Cryogen

Method of Producing Alcohol

Spectroscopic Determination of the Sensitiveness of Dry Plates

Building Plans and Specifications

Useful Engineering Books

Departments

Patents- September 26, 1891