Features
Oak Graining in Oil Colors
Knots and Splices
Impregnating Wood with Tar or Other Preserving Material
Portable Writing and Copying Case
Belt Tightener
Boardman's Combined Tool
Rambles for Relics
Silk Culture
Combined Trunk and Rocking Chair
Barnes' Ventilator for Mattresses, Etc.
Smith's Infant Dining Chair
Rubber Tires for Traction Engines
The Sherman Process
A Scientific and Technical Awakening
Central Shaft of the Hoosac Tunnel
Report of the Judges of Group 1, Department V. of the Exhibition of the American Institute for 1870. The Allen Engine
Warming and Ventilating Railroad Cars
A Museum of Art and Natural History
Lyceum of Natural History
The Mineral Resources of Missouri
Scientific Intelligence- March 18, 1871
Answers to Correspondents- March 18, 1871
Applications for Extension of Patents- March 18, 1871
Recent American and Foreign Patents- March 18, 1871
Official List of Patents- March 18, 1871
Issued by the U. S. Patent Office
Queries- March 18, 1871
Departments
- Letters
Correspondence- March 18, 1871
- Recommended
New Books and Publications- March 18, 1871
- Departments
Business and Personal- March 18, 1871