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Special premium offer with a subscription, for books on radio, wireless, laboratory practice, electricity, and more. This was Gernsback's book publishing empire in full throat. Published in the February, 1921 issue of SCIENCE AND INVENTION.
Source: Magazine collector Steve Davis
Restoration by: magscanner
- Created on
- Wednesday 30 March 2011
- Posted on
- Wednesday 30 March 2011
- Tags
- construction, education, technology, training
- Visits
- 1926