Oils from Seals, Walrus, Etc.

The Boro Budur Temple of Java

The Hudson River Tunnel

Anti-Skid and Puncture-Proof Bands and Envelopes for Pneumatic Tires

Abbey of St. Victor and Priory of the Tournelles, Old Paris

The Construction of Steel Cars

New Appliances for Re-Roofing Shops without Stopping Work

By the English Correspondent of the Scientific American.

Giant and Miniature Suns

The Largest Map in the World

To Central Africa by Water

A Trip through Arizona

Korean Headdresses in the National Museum

Electrical Notes

Engineering Notes

Trade Notes and Recipes

Trade Suggestions from United States Consuls

Patents!

Selected Formulæ