The Canons of the Colorado
[Compiled from the Report of Prof. J. W. Powell, Geologist, in charge of the Geological and Geographical Survey of the Territories]
Volume 5, Issue 124supp
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Features
The Hot Springs, Bath County, Virginia
Torpedo Guard
Improved Breech-Loading Mechanism
Eruption of Mount Hecla
The Shell Trials at Shoeburyness
The Coal Question
An Iron Warehouse
A New Rocky Mountain Gold Mine
Process of Sinking Oil Wells
Manufacture of Bessemer Steel and Steel Rails
The Underground Railway in Paris
The Huelva Pier of the Rio Tinto Railway
Increase of Mail Service in the South
New Subway in London
“Gaspillage Et Insouciance”
Musical Sand
An Artesian Well 3,120 Feet Deep
The Phonograph and its Future
The Hair Hygrometer
Patience in Dry Plate Photography
Power for Electric Illumination
The Radiometer and the Spheroidal State
Gelatine Negatives
Improvements in Aniline Blacks
How Granite is Polished
Cleaning Old Engravings
Processes for the Preparation of Violet Ultramarine
Improvements in Aniline Colors
The Microscope in Chemistry
Bismuth-A Comparison of the Methods for its Estimation
Manufacture of Anthraquinone
Sulphur Mines
On the Denaturation of Alcohol
Sprouting of Silver and its Cause
Smelting Works