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Lights and Shadows of a Bygone Day

The Present Status of the Caprifig Experiments in California

By L. O. Howard

Problem of Honeycomb

By Charles Dawson and S. A. Wood-Head

The Insect Foes of Tobacco

Recent Improvements in Rice Culture

By Eugene Murray-Aaron

Trade Suggestions from United States Consuls

Selected Formulæ

Trade Notes and Receipts

Kamerun–The Land and the People

The Great Silk Industry of the United States

The Electro-Chemical and Electro-Metallurgical Industries in 1899

By John B. C. Kershaw

The Pharmacist's Ink

Animal Electricity

By W. S. Hedley

Vertical Cross Turret Lathe

The Progress of Automobilism in 1899

A French Prize for Aeronauts

Monro's Engine Counter

A New Double Supply Cock

Cowper-Coles' Regenerative Electro-Galvanizing Process

Formalin as a Preservative

New Apparatus for the Electrolytic Preparation of Fluorine

The Cost of War


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February 03, 1900

20% Sitewide for President's Day