{"version":"1.0","type":"rich","provider_name":"EbookNetworking","provider_url":"https://www.ebooknetworking.net","title":"Report of the state Board of geological survey for the years 1891 and 1892 to which are appended exhibits setting forth the expenses of the survey ... 1892, made to the state Board of geolog...","author_name":"Michigan. Geological Survey","thumbnail_url":"https://www.ebooknetworking.net/books/B00/2ZV/bigB002ZVQ196.jpg","thumbnail_width":330,"thumbnail_height":500,"html":"<a href=\"https://www.ebooknetworking.net/books_detail-B002ZVQ196.html\">Report of the state Board of geological survey for the years 1891 and 1892 to which are appended exhibits setting forth the expenses of the survey ... 1892, made to the state Board of geolog...</a>","width":400,"height":300}