Table of contents
Recently Patented Inventions
Business and Personal
Notes and Queries
Index
Patent Notes
Top of page
Top of pageArticles
The Underground Trolley and the Third Rail in Electric Traction - pp438 - 439
doi:10.1038/scientificamerican12191896-438a
Improved Ball Bearing for Bicycle Hubs - pp440 - 441
doi:10.1038/scientificamerican12191896-440a
The American Museum of Natural History-Its Collections and Work-the Mounting of the Elephant “Tip” - pp441 - 442
doi:10.1038/scientificamerican12191896-441
Logging in the Sierra Nevada Mountains, California - pp444 - 446
doi:10.1038/scientificamerican12191896-444
