{"version":"1.0","type":"rich","provider_name":"EbookNetworking","provider_url":"https://www.ebooknetworking.net","title":"Spherical Trigonometry with Naval and Military Applications","author_name":"Lyman M. Kells, Willis F. Kern, James R. Bland","thumbnail_url":"https://www.ebooknetworking.net/books/B00/06A/bigB0006APNN8.jpg","thumbnail_width":330,"thumbnail_height":500,"html":"<a href=\"https://www.ebooknetworking.net/books_detail-B0006APNN8.html\">Spherical Trigonometry with Naval and Military Applications</a>","width":400,"height":300}