{"version":"1.0","type":"rich","provider_name":"EbookNetworking","provider_url":"https://www.ebooknetworking.net","title":"H. O. No. 200. Altitude, Azimuth, and Line of Position: Comprising Tables for Working Sight of Heavenly Body for Line of Position by the Cosine-Haversine Formula","author_name":"United States Hydrographic Office","thumbnail_url":"https://www.ebooknetworking.net/books/B01/DC8/bigB01DC86E7Y.jpg","thumbnail_width":330,"thumbnail_height":500,"html":"<a href=\"https://www.ebooknetworking.net/books_detail-B01DC86E7Y.html\">H. O. No. 200. Altitude, Azimuth, and Line of Position: Comprising Tables for Working Sight of Heavenly Body for Line of Position by the Cosine-Haversine Formula</a>","width":400,"height":300}