Features
Markings on the Planet Mars
American Crocodiles
New Fertilizer Distributer
Novel Boot Supporter
Improved Gate
Gas Exhauster
Decisions Relating to Patents
Moore County Grit Mill Stones
The Eclipse as Seen on the Nile
Progress of the Hudson River Tunnel
Drawing Board Paper Holder
Agricultural Inventions - July 15, 1882
Engineering Invention - July 15, 1882
Miscellaneous Inventions - July 15, 1882
Electrical Invention - July 15, 1882
Engineering Inventions - July 15, 1882
Mechanical Inventions - July 15, 1882
Departments
- Departments
Index of Inventions - July 15, 1882
New Books and Publications - July 15, 1882
Notes and Queries - July 15, 1882
Business and Personal - July 15, 1882
