Volume 9, Issue 39
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Features
American Steamships
Improvement in Car Wheels
A New Bed of Gypsum
Solar Light
Sewing Machine Decision
Flax Industry—No. 8
Honest Labor
List of Patent Claims
Improved Rotary Engine
Improved Steam Boiler
Fire-Proof Building Stone
Models of New Inventions
The Scientific Stair Builder
A New Disinfectant
Crystal Palace Notes
The Remington Bridge
Causes of Marine Disasters
Patent Case
Yellow Fever
Silver in Alabama
The New Steam Frigates
Gas on Books
Crystaline Gold
Pimples and Razors
New Wheat
High Heeled Boots and Shoes
Loss of Life in English Coal Mines
Window Sash Fasteners and Stoppers
The Sugar Pine of Oregon
Mechanics
Manufacturers and Inventors