Nicolas Rouleau

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  • J Miguel Gaona, Nicolas Rouleau, Joey M Caswell, Lucas W E Tessaro, Ryan C Ll, Burke +1 other
  • 2014
An archaeoacoustic study was recently conducted within the prehistoric cave system of El Castillo in northern Spain. With findings dating back at least 40800 years, archaeological studies of this cave have revealed the presence of prehistoric ritual activity associated with early shamanism. Simulated audio tones of varying frequencies were created and(More)
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