Volume 51, Issue 21
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Features
What the Doctors Say about Bicycle Riding
The Eads Ship Railway
Grinding Reamers
Axle Lubricator
Improved Road Vehicle
Improved Bench Stop
Folding Top Crib
Improved Water Softening Apparatus
Capsule Machine
Improved Auger Bit
Telescopic Views of Venus and Jupiter
New Grip System for Electric Railroads
Otto Gas Engines at the Philadelphia Electrical Exhibition
Cholera Morbus
The Harden Hand Grenade Fire Extinguisher
Agricultural Inventions - November 22, 1884
Mechanical Inventions - November 22, 1884
Special - November 22, 1884
Spitting, and the Men Who Spit