{"version":"1.0","type":"rich","provider_name":"EbookNetworking","provider_url":"https://www.ebooknetworking.net","title":"Gymnastics of the Voice: A System of Correct Breathing in Singing and Speaking, Based Upon Physiological Laws. A Practical Guide in the Training and ... for Schools and for Self-Instruction [1884 ]","author_name":"Oskar Guttmann","thumbnail_url":"https://www.ebooknetworking.net/books/111/244/big1112442006.jpg","thumbnail_width":330,"thumbnail_height":500,"html":"<a href=\"https://www.ebooknetworking.net/books_detail-1112442006.html\">Gymnastics of the Voice: A System of Correct Breathing in Singing and Speaking, Based Upon Physiological Laws. A Practical Guide in the Training and ... for Schools and for Self-Instruction [1884 ]</a>","width":400,"height":300}