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Inventions
McCormick's Patent Extension Again Rejected - p356
doi:10.1038/scientificamerican07191856-356d
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Safety and Comforts of Railroad Traveling - p353
doi:10.1038/scientificamerican07191856-353
The Locomotive Engine.—Coal and Feed Water - p355
doi:10.1038/scientificamerican07191856-355c
Important to Patentees, Inventors, and Manufacturers.—Great National Exhibition of Inventions, Machinery, and Productions - p357
doi:10.1038/scientificamerican07191856-357a
Why Photographs Taken in Britain are Inferior to American Pictures - p360
doi:10.1038/scientificamerican07191856-360
