{"version":"1.0","type":"rich","provider_name":"EbookNetworking","provider_url":"https://www.ebooknetworking.net","title":"Newton's Guide to the Board of trade examinations of masters and mates of sailing ships and steam ships, in navigation and nautical astronomy","author_name":"John Newton","thumbnail_url":"https://www.ebooknetworking.net/books/113/045/big1130453308.jpg","thumbnail_width":330,"thumbnail_height":500,"html":"<a href=\"https://www.ebooknetworking.net/books_detail-1130453308.html\">Newton&#039;s Guide to the Board of trade examinations of masters and mates of sailing ships and steam ships, in navigation and nautical astronomy</a>","width":400,"height":300}