{"version":"1.0","type":"rich","provider_name":"EbookNetworking","provider_url":"https://www.ebooknetworking.net","title":"Photographs of Nebulæ and Clusters Made with the Crossley Reflector","author_name":"James Edward Keeler","thumbnail_url":"https://www.ebooknetworking.net/books/B00/58K/bigB0058KQZ4M.jpg","thumbnail_width":330,"thumbnail_height":500,"html":"<a href=\"https://www.ebooknetworking.net/books_detail-B0058KQZ4M.html\">Photographs of Nebulæ and Clusters Made with the Crossley Reflector</a>","width":400,"height":300}