{"version":"1.0","type":"rich","provider_name":"EbookNetworking","provider_url":"https://www.ebooknetworking.net","title":"The Magnetic Field of the Earth: Paleomagnetism, the Core, and the Deep Mantle (International Geophysics Series)","author_name":"Ronald T. Merrill, Michael W. McElhinny, Phillip L. McFadden","thumbnail_url":"https://www.ebooknetworking.net/books/012/491/big0124912451.jpg","thumbnail_width":330,"thumbnail_height":500,"html":"<a href=\"https://www.ebooknetworking.net/books_detail-0124912451.html\">The Magnetic Field of the Earth: Paleomagnetism, the Core, and the Deep Mantle (International Geophysics Series)</a>","width":400,"height":300}