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Roots' Force-Blast Blowers at the Centennial

The International Exhibition of 1876

Blowing Engine.—Weimer Machine Works

The Ball Puzzle

The Jetties at South Pass

Strength of Cast-Iron Fitting-Blocks for Boilers

New Boat-Lowering Apparatus

By J. Pinker

Improvement in Subaqueous Tunnels

By John C. Trautwine

The Slide Valve

Raising of Sunken Vessels

Improved Safety-Valve

Adams' Safety-Valves

The New Ironclad Corvette “Nelson”

Railroad Embezzlements

Five Thousand Dollars Reward

A Proposed New Coinage Alloy

The Cost of Mining and Smelting

Novel Water Elevator

Fire-Proof Cities

Deterioration of Linen Goods

Cornell Natural History Society

Conducting Surface for Electrotypes

The Engines of the “Britannic”

Manganese Bronze

Electrical Brake

Double Telegraph-Key

By James O. Byrns

An Improved Aspirator

By R. H. Richards

Separation of Petroleum Products

By James Cole

New Theory of Latent Heat

By M. Le General Fave

Improved Barometers

By Edmund C. Wagner

Extraction of Potash from Wool in the Grease

The Movement of the Radiometer

Photo Burnishing

New Photo Cement

By M. Straub

Gelatine Emulsion Plates

By H. J. Palmer

Elastic Dammar Varnish for Photographs, Etc.


Combination Negatives

Lessons in Mechanical Drawing

By C. W. MacCord

What is the Meaning of Human Personality

By Henry J. Slack

The Health of Mill Hands

The Treatment of Diphtheria

By J. H. Nowlin

Physical Properties of Gallium

By M. Lecoq De Boisbaudran


Hypodermic injections of Carbolic acid in Neuralgias

Tranchina's Method of Embalming

Action of Lactic Acid on the Bones

Direct Manufacture of Zinc White

Manufacture of Arsenic


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    December 16, 1876

    20% Sitewide for President's Day