Scientific American Magazine
Volume 43, Issue 21You are currently logged out. Please sign in to download the issue PDF.
Features
Electric Discharges from Animals and Men
A New System of Apprenticeship
American Mechanical Engineers
London Fogs
The Butler Colliery Fire
The Expansion of Steam
American Industries.--No. 60
The Manufacture of Chemicals.
The Step of Man
Center Turning Attachment for Lathes
Ericsson's Duplex Caloric Pumping Engine
The Golden Eagle
Natural Ponds for the Cultivation of Carp for Private Use
Agricultural Inventions
Departments
New Inventions
Notes and Queries
Business and Personal
Index of Inventions
