Features
Armour Institute
Progress of Railways in the United States
Notes from the Worlds Columbian Exposition Chicago 1893
A Kindergarten Teaching Device
A Machine for Finishing Saws
An Improved Balanced Slide Valve
A Device to Teach Spelling
A Gold and Silver Refining Establishment
Improved Circular and Elliptical Boring Machine
Experiment Showing Magnetic Lag
Nasmyth's Torpedo Boat of 1853
Warburton Road Bridge--Manchester Ship Canal
The Century Vase at the Fair
The Santa Maria at the Fair
World's Columbian Exposition--Entrance to the Palace of Agriculture Building
A Twin Daisy
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Recently Patented Inventions
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Notes and Queries
Index of Inventions
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