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The Manufacture of Candles

Uses of Fish Scales

The Murnau-Oberammergau Railroad

Steel Crossties in Sumatra

Trade Notes and Receipts


Selected Formulæ

Trade Suggestions from United States Consuls

Mineral Resources of Ecuador

The Art of the Paris Exposition and some of its Buildings

Photographic Notes

Steel in New Zealand

Scientific Progress Abroad

New Observations on the Chemical Action of Light compared with that of the Electric Effluvium

The Commercial Separation of Platinum from Gold

By E. Priwoznik

X-Ray Bulbs with Cooled Anticathodes


Russian Savings Banks

Watson's Feed-Water Filters

Oils as a Source of Energy in Explosion Engines

Star Drill Forging Machine

A. Milne Edwards

Relic of Dr. Livingstone

Colorado Mud Volcanoes

Traveling Cocoons

Crab Ravages in China

Cypripedium × Hera, Var. Euryades

Lining Mining Shafts



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