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Space & Physics
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Government Retarding Improvements
Silver at Lake Superior
A Suggestion in Gas Lighting
Swett's Elevated Railroad for Broadway
Sewing Machine Claims
The Science of the Fire Annihilator
Imponderable Agents--No. 3
Singular Electrical Effect
Patent Laws of New Brunswick
Renton's Process of Making Iron
Steam Boiler Explosions
List of Patent Claims
Locomotion by Compressed Air
Improved Mortising Machine
New Spoke Machine
Anthracite Coal for Locomotives
Association of Steamboat Engineers
Colors of Calico--Chemical Questions
Competitors for the 450 Prizes
India Rubber for Steam Packing
American and Foreign Reaping Machines
A Chapter of Suggestions, & C
The Greatest Clipper-Ship in the World
British Association for the Advancement of Science--Lieut Maury's Charts
Morse's Car Brake
Cotton Ropes for Ships
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