Features
Notes on Military and Naval Affairs
Valuable Receipts
Petroleum--Oil Wells of Smith's Ferry--Alleghany Oil Boats
The London Times and American Exhibitors--An Interesting Summary
Artificial Precious Stones
Jebb and Cutler's Ankle-Supporting Skate
Six Good Reasons Why Every Manufacturer, Mechanic, Inventor and Artizan Should Become a Patron of the Scientific American
Forging--Steam and Tilt Hammers
The London Times on American Exhibitors
Ginning Sea-Island Cotton in Brooklyn
Recent American Inventions - July 12, 1862
Patent Claims
Issued from the United States Patent Office
The Most Common Fault in School Books
To Our Readers
Inglis's Cup Attachment for Hydrants
Departments
- Letters
Correspondence - July 12, 1862
- Departments
Notes and Queries - July 12, 1862