{"version":"1.0","type":"rich","provider_name":"EbookNetworking","provider_url":"https://www.ebooknetworking.net","title":"The Planispheric Astrolabe","author_name":"National Maritime Museum, Greenwich Department of Navigation and Astronomy","thumbnail_url":"https://www.ebooknetworking.net/books/noimage.jpg","thumbnail_width":330,"thumbnail_height":500,"html":"<a href=\"https://www.ebooknetworking.net/books_detail-B000X86OOU.html\">The Planispheric Astrolabe</a>","width":400,"height":300}