{"version":"1.0","type":"rich","provider_name":"EbookNetworking","provider_url":"https://www.ebooknetworking.net","title":"On the Sensations of Tone as a Physiological Basis for the Theory of Music (Cambridge Library Collection - Music)","author_name":"Hermann L. F. Helmholtz","thumbnail_url":"https://www.ebooknetworking.net/books/110/800/big1108001777.jpg","thumbnail_width":330,"thumbnail_height":500,"html":"<a href=\"https://www.ebooknetworking.net/books_detail-1108001777.html\">On the Sensations of Tone as a Physiological Basis for the Theory of Music (Cambridge Library Collection - Music)</a>","width":400,"height":300}