The Eidophone Voice Figures - PDF Download
Margaret Watts-Hughes booklet "The Eidophone Voice Figures" is testimony to her inventive and creative genius. In 47 pages she describes how she created an amazing range of [cymatic] forms 125 years ago, long before Hans Jenny explored similar techniques for making sound and vibration visible. If you are a student of cymatics or investigating new ways of working with sound, this is a MUST read.
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