{"version":"1.0","type":"rich","provider_name":"EbookNetworking","provider_url":"https://www.ebooknetworking.net","title":"The History of Ptolemy's Star Catalogue (Studies in the History of Mathematics and Physical Sciences)","author_name":"Gerd Graßhoff","thumbnail_url":"https://www.ebooknetworking.net/books/038/797/big0387971815.jpg","thumbnail_width":330,"thumbnail_height":500,"html":"<a href=\"https://www.ebooknetworking.net/books_detail-0387971815.html\">The History of Ptolemy&#039;s Star Catalogue (Studies in the History of Mathematics and Physical Sciences)</a>","width":400,"height":300}