
Volume 16, Issue 398supp
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Features
Preventing the Cracking of Fire-Clay Retorts
Bollee's High-Speed Steam Carriage
The New Alcatraz Bell
Deep-Sea Soundings
Light Draught Stern Wheel Steamer
Improved Air-Warming and Cooling Appliances
Loizeau's Rock Breaker for Making Masonry Sand
Improved Tin can Machinery
The Tools of the Pyramid Builders
On the Function of the Sound-Post, and on the Proportional Thickness of the Strings of the Violin
Siemens' Theory of Solar Energy
Improvement in the Bunsen Battery
Mascart's Registering Electrometer
Water Gas in America, and How it is Made
Microscopic Tests of Shoddy
Beechwood Creosote
A Hill of Trees
Narcotics and Stimulants Used in Central Asia
The Fixed Oils
Fur Seals
Madagascar
Science in Ancient Times
A GREEK TOY.