Full Magazine PDF:
https://worldradiohistory.com/UK/Amateur-Wireless/Amateur-Wireless-1928-12-08-S-OCR.pdf
PDF source
Type: Posts; User: ExomatrixTV; Keyword(s):
Full Magazine PDF:
https://worldradiohistory.com/UK/Amateur-Wireless/Amateur-Wireless-1928-12-08-S-OCR.pdf
PDF source
Wireless Really Explained Risdon.pdf
https://www.worldradiohistory.com/UK/UK-Books/Wireless-Really-Explained-Risdon.pdf
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1818045649126047818
P.J. Risdon was an author and...