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Armstrong Super-Regenerative Circuit Book -1922A

Armstrong Super-Regenerative Circuit Book -1922A.jpg Adler-Royal Radios -1925AThumbnailsBaldwin-Pacific Radio Kits -1925AAdler-Royal Radios -1925AThumbnailsBaldwin-Pacific Radio Kits -1925A

Book, written by George J. Eltz, Jr., and published by the Radio Directory and Publishing Co., of New York City. See also their "Amateur Radio Call Book."
Published in the October, 1922 issue of RADIO NEWS.



Source: Magazine collector Steve Davis

Restoration by: magscanner