[SFDXA] How to Learn Morse Code—Semiconsciously
Bill
bmarx at bellsouth.net
Tue Jan 24 17:17:48 EST 2017
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https://www.scientificamerican.com/article/how-to-learn-morse-code-mdash-semiconsciously/
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[SFDXA] Fwd: [pr:14042] interesting publicity
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[SFDXA] Space Weather News for Jan. 25, 2017
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