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Features

New Steel Steam Launch

Novel Scene at the C. & C. Shaft

Double Life Boat with Sea-Dividing Ends

Improvements in Bicycles

Improved Steam and Water Valve

Glass Works, Sunderland, Eng

Cheap Ice-Houses

Improved Eccentric Valve

Hops in Bread

By L. Pasteur

Jet for a Wash-Bottle

The Aleurometer or Flour Tester

Lighting by Electricity

Cochineal-Red for Woolen Goods

By A. Kielmeyer

Method of Extracting and Purifying Sugar

By Tannevan

Barometrical High and Low Pressures Caused by Gyrating Winds

By Geo. W. Dow

How to Measure the Height of Clouds

By Alexander Ringwood

Protoplasmic Filaments of the Teasel

Absorption of Water and Lime Salts by the Leaves of Phaseolus Multiflorus

By J. Boehm

Reveries of an Astronomer

By Richard A. Proctor

Determination of Morphine in Opium

By E. F. Teschemacher

Injurious Effects Produced by Covering Roads with Pyrites-Residues

By T. Sarrazin

Nitrifaction by Organized Ferments

By T. Schloesing and A. Muntz

Lowpipe Reactions

By E. J. Chapman

Detection of Resin in Soaps

Testing Fatty Oils

By G. Merz

A New Qualitative Reaction for Boric Acid

By M. W. Iles

Rapid Extraction of Caffeine

By Paul Cazeneuve and O. Caillol

Testing olive Oil

By G. Merz

Action of Ammonia on Alizarin

By Hugo R. V. Perger

Schaffner's Method of Estimating Zinc

By F. A. Thurn

Action of Sodic Hyposulphite on the Hæmatin of Blood

By P. Cazeneuve

Palladium in Electro-Deposition

By Frantz

Adulteration of Wine

By G. Chancel

Copper in the Blood of Animals

By M. S. Cloez

Estimating Salicylic Acid and of Detecting it in Milk

By Muter

Phosphorescent Bodies

By Br. Radziszewski

Oxygen in the Soil

By P. Deh*amp*eacute;rajn and G. Vesque

Equipment and Working of a Small Pharmaceutical Laboratory

By G. F. Schacht

Ancient Palestine

Clock in Carton-Pierre

Development of the Nerves in the Chick

The Glandular Origin of Contagious Diseases

First Match Between De La Bourdonnais and M'Donnell

Scientific American Chess Record

The Second Clipper Tournament, 1859

Solutions to Problems

Theodore M. Brown

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