H.M.S. Dreadnought
The Most Powerful War Vessel in The World
Volume 5, Issue 127supp
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Features
Trial of Competitive Shot against Armor
Testing the Value of Guns by Firing under Water
Memoranda Relating to Condensation
Improved White Gunpowder
The Huelva Pier
New York Rapid Transit Elevated Railways
Modern Blasting Explosives
Pitches for Screws with Angular Threads
New Railway Across the Continent
The Pig Iron Production of the United States
Beams
New Brick Kiln
Various Building Materials
Physical Society, London
M. Giffard's Great Balloon at the Paris Exposition
The Art of Preserving the Eye-Sight
Metropolitan Stenches
The Commune Scare
The New System of Numbering Spectacle Lenses
Electricity
Recent Remarkable Improvements Applicable to the Telephone, the Measurement of Heat, Sound, Etc.
Edison's Carbon Telephone
Successful Operation Between New York and Philadelphia