Early broadcast radio stations

http://stephen.shawweb.co.uk/radio02.html

600 miles away, in Minnesota, reported that WGY's volume exceeded that of his local station, eighty miles away; while Mr. C. C. Hollenback, chairman of the radio committee of stat
A collection of articles from UK Radio magazines 1917-1948 on early radio transmitters

BCP translations and editions

https://mammana.org/bcp/

Abaditowad. Detroit, Minnesota: Ka-ajauaangag: The Record Steam Printing Office, 1886. Japanese Nippon Seikōkwai Kitō Bun . Transliterated by John Batchelor. Yokohama: Printed for

That's everything I could find.
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