Scientific American Magazine
Volume 62, Issue 25You are currently logged out. Please sign in to download the issue PDF.
Features
The 155th Street Viaduct, New York City, N. Y
The Winnebago County (IOWA) Meteorites
Decisions Relating to Patents
An Improved Rein Guide
An Improved Book Holder
An Improved Life Raft
An Improved Baggage Check
A Device to Navigate the Air
An Improved Car Coupling- June 21, 1890
An Improved Liquid Holding Vessel
An Improved Hydraulic Motor
An Improved Cotton Picker
An Improved Carpet Cleaning Machine
An Improved Machine for Hilling Celery
An Improved Metal Cross Tie
The Development of the Caliper
Singer's Great Sewing Machine Manufactory After the Fire
A Subway Manhole Explosion Followed by a Gas Fire
Wall Ornaments
Departments
Business and Personal- June 21, 1890
Recently Patented Inventions- June 21, 1890
Notes and Queries- June 21, 1890
Index of Inventions- June 21, 1890
To Inventors- June 21, 1890
