{"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","author_name":"Hermann Von Helmholtz","thumbnail_url":"https://www.ebooknetworking.net/books/114/290/big1142900223.jpg","thumbnail_width":330,"thumbnail_height":500,"html":"<a href=\"https://www.ebooknetworking.net/books_detail-1142900223.html\">On the Sensations of Tone As a Physiological Basis for the Theory of Music</a>","width":400,"height":300}