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The Monumental Fountain at the Paris Exposition

The Paris Exhibition

Manchester Ship Canal—Plant and Machinery

By L. B. Wells

Express Locomotive, Grand Trunk Railway

The Selkirks

The Canadian Pacific Railway

By Thomas C. Keefer

An Improved Globe Valve


Improvements in Ore Dressing Machinery

Improved Paint Grinding Mill

Air Compressor

The Inventors of Photography

The Electrolysis of Common Salt

Cambridge Electric Light Co

A New Determination of the Ohm

A New Secondary Battery

American Blast Furnace Practice

Yeast: Its Morphology and Culture

By A. Gordon Salamon

The Colorado Oil Fields

By J. S. Newberry

The Egyptian Papyrus, Tapa, and Ancient Mexican Paper

Views in Guatemala

Useful Engineering Books

Building Plans and Specifications

Detection of Antimony

By Alexander Johnstone

Recovery of Tin from Scrap

By A. S. Ramage


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February 16, 1889

Confronting Common Wisdom