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The Onyx Marbles of Mexico

A New use for Colored Glass

The Length of Passenger-Cars

The Corliss Engines at the Exhibition

The International Exhibition of 1876

The Corliss Engines

The Copper Tree of Spain at the Exhibition

And an Account of the Occurrence of Copper in Vegetable and Animal Bodies

Physical Society, London.—April, 1876

By Gladstone

Anthropological Institute.—April

By A. Lanefox

French Academy of Sciences

The St. Gothard Tunnel

Examination of Unrefined Sugar

Contact of Locomotive Driving-Wheels on the Rails

Concrete as a Building Material


Effervescing Preparation of Sodium Tartrate

By Henry T. Hayhurst

Methods of Chemical Research

By Andrews

Pressed Herbs

By J. U. Lloyd

Gallium—A New Liquid Metal

By M. Lecoq De Boisbaudran

Rifling Heavy Guns

Massachusetts Institute of Technology

Extinguishing Fires on Shipboard

Protection of War Ships from Torpedoes

How to Build Cheap Boats

By Paddlefast

The Modern Yacht

Lessons in Mechanical Drawing

By MacCord

The Scientific American Supplement General Index


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