{"version":"1.0","type":"rich","provider_name":"EbookNetworking","provider_url":"https://www.ebooknetworking.net","title":"Greenwich Observatory: 300 years of astronomy","author_name":"Colin A.;National Maritime Museum (Great Britain) Ronan","thumbnail_url":"https://www.ebooknetworking.net/books/072/300/big072300126X.jpg","thumbnail_width":330,"thumbnail_height":500,"html":"<a href=\"https://www.ebooknetworking.net/books_detail-072300126X.html\">Greenwich Observatory: 300 years of astronomy</a>","width":400,"height":300}