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Features

New Researches on the Pantheon, so called, of Agrlppa

By Alfredo Melani

The flora of the Alps

By Alfred W. Bennett

Deutzia Discolor Purpurascens

The Equipment of Exploring Parties

Elevators

By Charles R. Pratt

A New Acetylene Generator

Strength of Aluminum

Trade Suggestions from United States Consuls

Miscellaneous Notes

Selected Formulæ

Trade Notes and Receipts

Relief Map Construction

By Frank G. White

Germany's New Possessions in the South Sea

The Management of Electric Vehicles

By George T. Hanchett

The Deleterious Effects of Exposure to Compressed Air

Wood Seasoning by Electricity

Phaetons at the Exposition of the Automobile Club.—No. I

Sanitary Work in Porto Rico

President of Board of Health, San Juan, and Sanitary Inspector, Porto Rico

By L. P. Davison

Bicycling without the use of Handle Bars

Climate of the Hawaiian Islands

By Albert B. Lyon

An Anglo-Saxon “Story of the Heavens”

By E. Walter Maunder

Patents!

Transporting Power of the Wind

Departments

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    August 26, 1899

    Help Us Reforest the Mississippi River Valley