Table of contents
Recently Patented Inventions
Business and Personal
Notes and Queries
Index
Patent Notes
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Compressed Air System on the United States Monitor Terror - p177
doi:10.1038/scientificamerican03201897-177
Important Amendments to the United States Patent Statutes - p178
doi:10.1038/scientificamerican03201897-178
The Proposed Mammoth Relief Map of the United States - pp178 - 179
doi:10.1038/scientificamerican03201897-178a
Automatic Strength Tester and Vending Machine - p180
doi:10.1038/scientificamerican03201897-180
Alexander Herrmann Prestidigitator - p184
W. E. Robinson
doi:10.1038/scientificamerican03201897-184
Insects' Wings-Rapidity of Vibration in Flight - pp187 - 188
doi:10.1038/scientificamerican03201897-187