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Queen Victoria

Archaeology in the Past Century

By W. M. Flinders Petrje

The Passive State of Metals

Meteorological Instruments

By Hans Hartl

The Nineteenth Century in Medicine

Recent Science

II. Insects and Malaria

Biology of Crystals

A Scandinavian Crab and a Marine Worm in the Berlin Aquarium

Action of Terrestrial Magnetism on the Rates of Chronometers

Pendulous Trees

A New Page-Printing Telegraph

By William B. Vansize

Liquid Fuel

Shrinkage of the Nicaragua Canal

The Colwell Rotary Engine, Reciprocating Engine and Condenser

A Useful Zinc Alloy

By Walter J May

Sakhalin Coal

Laying Cables in Arctic Waters

The Pocket Stereoscopic Apparatus

A Note upon Enamels

By Charles S Tomes

Borsig Electric Plow

Trade Suggestions from United States Consuls

Trade Notes and Receipts



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