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The Channel Steamer Paris

Eads' Ship Railway

By John C. Henderson

Submarine Excavations in Sand

On Wool and Fur, modes of Cleansing them for the Textile Industry, and on a New Process Recently Patented by Messrs. Singer & Judell

By Watson Smith

The Determination of a Ship's Course at Sea


By W. H. Deering

The Removal of Roof Water from Buildings

By Dwight Porter

The Fine Arts and Liberal arts Galleries, Paris Exhibition

The Phonopore

Washing out the Organism in Cases of Poisoning

By C Sanguirico

The East African Mud Fish

(Protopterus annectens Ow.)

How Rain Is Formed

By H. F. Blanford

A Simple Acid Pump

A Valuable Blue Rediscovered

Building Plans and Specifications

Useful Engineering Books


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May 18, 1889

Of Shamrocks and Science

Happy St. Patrick’s Day