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A Novel Method of Forming Joints in Gas and Water Mains—A Lead Joint Calked by Hydrostatic Pressure

The Curving of Waves round Bays and Breakwaters

By S. R. Deverell

Force of Wind

H.M.S. “Iris.”

Improved Boat Lowering Apparatus

Canal Bridge at Blackburn, Eng

War Ships of Europe

Successful Lifting of a Sunken Steamship

Tunnels and Rock-Boring Machinery

By John Darlington

The Haxall Mills, at Richmond, Virginia

Vertical Air-Pump Condenser

A Successful Small-Sized Catamaran

The Emma Mine

Compound Armor Plates

Design for Dwelling

The Technology of the Paper Trade

By William Arnot

A Bobbin, and how it is Made

Improvement in Pirn-Winding

Lectures on Paralysis and Convulsions as Effects of Organic Disease of the Brain

Recently Delivered at Bellevue Hospital Medical College,New York

By C. E. Brown-Sequard

Chemical Society, London

On a Percolating and Filtering Stand

By Joseph P. Remington

Action of Sulphuric Acid and Oxidizing Agents on Morphia and its Salts

By David Lindo

Sodium Salicylate

By George W. Kennedy

Simple means of Disinfection

By A. Eckstein

Photographs in Natural Colors

By H. Vogel

Liquefaction of Acetylen

By M. Cailletet

Destruction of Leather by Gas

By George E. Davis

Action of Water Containing Carbonic Acid upon Certain Minerals and Rocks

By J. Muller

Alteration of Eggs

By A. B*amp*eacute;champ and G. Eustache

Cacao Cultivation in Ceylon

Horticultural Notes

Government Garden, Ootacamund, India

Early Chess by Correspondence

Max Peiler, of Hartford, Conn

Norfolk vs. New York, 1840

Scientific American Chess Record

By T. M. Brown

Solutions to Problems

The Clipper Sui-Mate Tourney

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    Scientific American Supplements Volume 5, Issue 109supp

    Think Outside the Gift Box