Published: October 4, 2011 | By thesonicsky
Posted in: Erv Wilson Diagrams
Tagged as: Erv Wilson,harmonic series,logarithms,Octaval Spiral
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The Harmonic Series as an Octaval Spiral issued by Erv Wilson on March 1, 1965 and logarithms base 2 of the numbers 1 to 64 issued by Erv Wilson on October 21, 1964.
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© 2011. The Sonic Sky.
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