Features
Water-Spouts in the Mountains
The Needle Gun
Banquet to Cyrus W. Field
Extension Notices
Williams's Potato Washer
Erie Basin Dry Dock Company
Change in the Style of Patents
Wrought Scrap Iron for Forgings
Enlargement of the Scientific American for 1867
Patent Claims
Patent Office Decision--Cultivators
Departments
- Departments
Correspondence
New Inventions
Notes and Queries
