{"version":"1.0","type":"rich","provider_name":"EbookNetworking","provider_url":"https://www.ebooknetworking.net","title":"The Notation of Polyphonic Music, 900-1600","author_name":"Willi Apel","thumbnail_url":"https://www.ebooknetworking.net/books/091/565/big0915651300.jpg","thumbnail_width":330,"thumbnail_height":500,"html":"<a href=\"https://www.ebooknetworking.net/books_detail-0915651300.html\">The Notation of Polyphonic Music, 900-1600</a>","width":400,"height":300}