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Experiments on Aerial Vortices and Revolving Spheres

A Solar Watch

The Eccentricities and inclinations of the Asteroidal Orbits

By Daniel Kirkwood

From La Nature

Apropos of Hygrometers

Curiosities of Aerostation

The Bijou Panorama

Henry's Macro-Micrometer

Asphaltum and the Pitch Lake of Trinidad

Dog Racing at Brussels

Attack Formations

The Western Terminus of the Canadian Pacific Railway

A New Danish Ironclad

Combined Traction Engine and Crane

Breaks in a Reservoir

Improvement of the Mississippi River

The Gatmell Excavator

Papyrotint—A New Photo. Printing Process

Sibley College Lectures.-1886-87

By the Cornell University Non-Resident Lecturers in Mechanical Engineering Vl.—Costs in Manufactures.

By Henry Metcalfe

Hand ice making machine

Metallic Thermometer, Fernais' System

Manufacture of Cotton Threads

New Gas Generating Blast Lamp and Blowpipe

Military Velocipedists

The Electro Deposition of Iron

By W. Chandler Roberts Austin

A New Interrupter

An Electric Vender

Apparatus for Measuring Electric Currents

New Apparatus for Illustrating Foucaults Currents

By A. Von Waltenhofen

Removal of Papilloma, Pigmentary Moles, and Superfluous Hair


Building Plans and Specifications

Convex Paper Cylinders

Low Temperatures


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August 06, 1887