Features
Fast Boats for the Navy
The Casino and Pier at the Exhibition
Guiley's Electrical Block System for Railways
Latham's Grass Collector for Lawn Mowers
Some Suggestions in Microscopy
A One Dollar Photographic Outfit
A Warship Rams a Whale
Gunner's Arm Rest
Rack Attachment for Theater Chairs
Drawing of Financial Bills by the Casanova Apparatus
Great Spools of Wire
Departments
- Letters
Correspondence- July 4, 1891
- Recommended
New Books and Publications- July 4, 1891
- Departments
Business and Personal- July 4, 1891
Recently Patented Inventions- July 4, 1891
Notes and Queries- July 4, 1891
To Inventors- July 4, 1891
Index of Inventions- July 4, 1891
Patents- July 4, 1891
