OSSmile 
🔧 Useful — Something to read to get better at something.
The Amateur Number, November 1923 — one man alone at a bench of glowing valves, and inside the Reinartz circuit written up by Reinartz himself. Over 245,000 copies of this issue were printed and posted.
⬇ FREE PDF · 62.5 MB — at archive.org ↗Gernsback editing, April 1924: “THE RADIO DOCTOR — Maybe!”, a whole family crowded round the set in the front room, and over two hundred illustrations of how the thing actually works.
⬇ FREE PDF · 68.4 MB — at archive.org ↗📭 Nothing off this shelf yet — Radio News is still in the crate. Come back in a day or two, or have a look at the rest of the rack. ☕
reading on OSSmile · scan courtesy of the Internet Archive
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