Queen Victoria

Archaeology in the Past Century

The Passive State of Metals

Meteorological Instruments

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

Liquid Fuel

Shrinkage of the Nicaragua Canal

The Colwell Rotary Engine, Reciprocating Engine and Condenser

A Useful Zinc Alloy

Sakhalin Coal

Laying Cables in Arctic Waters

The Pocket Stereoscopic Apparatus

A Note upon Enamels

Borsig Electric Plow

Trade Suggestions from United States Consuls

Trade Notes and Receipts

Patents!