Volume 31, Issue 26
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Features
The Transit of Venus
Another Needed Amendment of the Patent Law
Publishers' Card
Government Monopoly of the Telegraph Lines
The Largest Yet
The Patent Office Clerks
The Latest Polar Expedition
Cheap Freights
Will do it After a Funeral
Ezra Cornell
The Underground Railway, New York City
Number VI Continued from Page 387
A New Nail
French Photo Skylights
Conception of the Telegraph
Pendulum Governors
The Constitution of the Sun
Number II
Practical Mechanism - December 26, 1874
New Mechanical Construction for Compound Tools
Trying-Up and Four-Cutter Planing and Molding Machine
Iron-Framed Thrashing Machines
Cheerful for Advertisers
Recent American and Foreign Patents - December 26, 1874
Decisions of the Courts - December 26, 1874
United States Circuit Court---Northern District of Ohio