Volume 50, Issue 11
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Features
America a Huge "Jelly Fish"
Value of Inventions to the World
Progress in Exactness
Prospects of the Patent Bills
The Triple Thermic Motor
Patents and Politics
Decisions Relating to Patents - March 15, 1884
Improved Knife Scourer
The Remington Horse Power Fire Engine
Improved Lock and Latch
The Electric Diadems of the New Ballet "La Farandole"
Dujour and Bianchi's Single Axle Windlass
Petroleum at Baku
The Ornithorhynchus
(Ornitlwrhynchus paradoxus.)