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The New York Elevated Railroad

Steam Street Cars

Railway Brakes

Early Railway Tunnels

Bridge over the Sarpsfos


Iron Tramways for Wagon Roads

The Westinghouse Brake

H. M. S. Inflexible

The Spade Gun

Self-Stopping Beaming Machine

Remarkable Natural Gas Works

New Steel-Melting Furnaces in Russia

By G. Arehn

Concrete and Iron as a Building Material *


The Brighton Abattoir

By Andrew J. Lawson

Glass Mill Stones

The Columbia River Trade in Tinned Salmon

Determination of Threads of Flax and Hemp

Bleached and Washed Linen and Hemp Threads

A Sensitive Gelatine Emulsion Process

Robert College, at Constantinople

By George Washburn

Joachim John Monteiro

Military Telephones

Telephone Improvements Wanted

Sound Color- Figures

By Sedley Taylor

Physical Society, London

Club-Foot—Spine Curvature—Hip-Joint Disease

Club-Foot, with Congenital Angular Curvature of the Spine (?)

By P. Bkynberg Porter

New Direct-Vision Spectroscope

By M. Thollon

The Dyspepsia of Smokers

The Color of the Retina

Mental Illusions

Insanity in the United States

By T. J. Hutton

Corrosive Sublimate in Dysentery

By Charles H. Hall

Chemical Society, London

Antiseptic Dressings

Analyses of Cane and Beet-Root Sugar Ash

By J. W. Macdonald.

New Product of the Oxidation of Lead

By H. Debray


By B. G. Northrop

Treatment of Paralysis of the Muscles of the Eye

On a New Form of Measuring Apparatus for a Laboratory Spectroscope

By J. Emerson Reynolds

Polyatomic Alcohols

By D. Klein

On the Cooling of Fats

By John Treharne

Carburation of Nickel by the Cementation Process

By M. Boussingault

A Manganese Blue

By M. Gaston Bong

Straw for Fodder

By G. C. Caldwell

Colored Crystalline Compounds Obtained from Brucine

By David Lindo

The Pleasant Art of Grafting

The Second American Chess Congress

George H. Mackenzie

Mackenzie and Reichhelm

Scientific American Chess Record

Solutions to Problems

The American Union Problem Tournament, 1859


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