Table of contents
Recently Patented Inventions
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Notes and Queries
Index
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The Manufacture of Photographic Apparatus - p33
doi:10.1038/scientificamerican07201895-33
A Swinging Seat for Agricultural Implements - p36
doi:10.1038/scientificamerican07201895-36a
The Electrical Conduit System in New York City - p38
doi:10.1038/scientificamerican07201895-38