{"version":"1.0","type":"rich","provider_name":"EbookNetworking","provider_url":"https://www.ebooknetworking.net","title":"2006 Essential Guide to the National Geodetic Survey and the Global Positioning System: Mapping the Ionosphere, Federal Base Network, Technical Reference","author_name":"World Spaceflight News","thumbnail_url":"https://www.ebooknetworking.net/books/142/200/big1422007154.jpg","thumbnail_width":330,"thumbnail_height":500,"html":"<a href=\"https://www.ebooknetworking.net/books_detail-1422007154.html\">2006 Essential Guide to the National Geodetic Survey and the Global Positioning System: Mapping the Ionosphere, Federal Base Network, Technical Reference</a>","width":400,"height":300}