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A bit of a switcheroo here, as this equipment is for the professional constructor, in the early days of radio communication. Interesting to compare it, eh. Published in the June, 1920 issue of the PROCEEDINGS OF THE INSTITUTE OF RADIO ENGINEERS.
Source: Magazine collector Steve Davis
Restoration by: magscanner
- Created on
- Wednesday 30 December 2009
- Posted on
- Wednesday 30 December 2009
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