Volume 14, Issue 341supp
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Features
On the Economy of Compound Engines
Sound Signaling
Appliances for Working Under Water, or in Irrespirable Gases
Harbors and Estuaries on Sandy Coasts
The Berthon Collapsible Boat
The Weehawken Tunnel
Yankee Steamers Built in England
Big Locomotives
Acid and Chalk for Defense
A Liverpool Ice Manufactory
A Visit to the Crewe Railway Works
The Lawson Boiler Experiment
Bell for Testing Piles
Machine for Making Two-Strand Straw Rope
Nobel's Explosive Gelatine
The Substantial Prosperity of Colorado
Gloucester Cathedral
Edwards' Process for Photo Plates
The Threefoot Rule
A Song About Standards and Measures
Relative Spectrum Sensitiveness of Printing Processes, and on a New Form of Silver Printing Process
A Novel Method for the Intensification of Negatives
Photo Developing Dish
Grinding Wheat
AT a recent meeting of the Institution of Civil Engineers, London, Sir Frederick Bramwell, Vice-President, in the chair, three papers were read, the first,
“On Various Systems of Grinding Wheat, and on the Machines used in Corn Mills,”
Artificial Indigo
Iron Pyrites: Its Formation and Decomposition
Boiling Keir for Yarn and Cloth
The Amount of oil Remaining in Pennsylvania and New York
The Boundaries of the Oil Region
Micrographic Analysis of Potable Waters
The Manufacture of the Coal-Tar Dyes
Preparation of Nitrotoluols and Toluidins