Volume 6, Issue 154supp
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Features
Woolen Fabrics at the Paris Exhibition
The Algerian Exhibition, Paris
Portable Steam Pumping Engine
Piccard's Boiler
Extraction Of Salt from Salt Water
Compressed Air Machines
The St. Gothard Tunnel
New Bone Mill
Apparatus for Lifting Sunken Vessels
Russia Sheet Iron
Manufacture of Artificial Stone
Compressed Fuel
On the Science of Easy Chairs
The Dutch Arctic Expedition
New Coloring Matters
Electric Lighting
A New Process for Separating Iodine and Bromine from Kelp
The Present Bugbear of French Savants
The New Magnesia Process for Boiler Feed Water
The Electric Light
Tungsten
Ozone and the Atmosphere
Better Pharmaceutical Education
On A New Metal—Philippium
The Diffusion of Salicylate of Soda
The Purification of Sewage
Progress in Purifying Sewage by Precipitation*