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The Eiffel Tower

M. Eiffel

Medical Practice in Paris

Copyright in Photographs

Curing Vanilla

Electric Street Railways

The Phonopore

A Universal Dead Beat Galvanometer

By M. D*amp*apos;Arsonval


The History of Clock making in our Country, and the Late Eli Terry's Connection with the Same

Rowe's Automatic Gun-Firing Apparatus

Types of the French Navy

Safe Boilers for Amateur Work

By H. D. Hiscox

Plant, and Material of the Panama Canal

The Work Done and to be Done

By William Plumb Williams

On the Testing of Lard for Cotton Seed Oil and Beef Stearin

By John Pattinson

Structure, Origin, and Distribution of Coral Reefs and Islands

By John Murray

The Collection and Preservation of Plants

Rain and Storms

By H. A. Hazen

Useful Engineering Books

Building Plans and Specifications


  • Departments

    Patents- June 15, 1889

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