Volume 22, Issue 566supp
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Features
Torpedo Balloons
Russian Toboggan Slides
The Colonial and Indian Exhibition, London
Manufacture of Bows and Arrows among the Natano (Hupa) and Kenuck (Klamath) Indians
Scientific Recreations
Gruneberg's Apparatus for the Manufacture of Sulphate of Ammonia
Effects of Light and Soap on Colors
Printed anilin blacks