{"version":"1.0","type":"rich","provider_name":"EbookNetworking","provider_url":"https://www.ebooknetworking.net","title":"Bulletin - Arizona State Bureau of Mines.: No.81-100 1917-1920","author_name":"Author Unknown","thumbnail_url":"https://www.ebooknetworking.net/books/B00/2IA/bigB002IA09O2.jpg","thumbnail_width":330,"thumbnail_height":500,"html":"<a href=\"https://www.ebooknetworking.net/books_detail-B002IA09O2.html\">Bulletin - Arizona State Bureau of Mines.: No.81-100 1917-1920</a>","width":400,"height":300}