{"version":"1.0","type":"rich","provider_name":"EbookNetworking","provider_url":"https://www.ebooknetworking.net","title":"Studies in geology; a laboratory manual based on topographic maps and folios of the United States Geological survey, for use with classes in physiographic and structural geology 1912 [Hardcover]","author_name":"Rollin D. , ,Trowbridge, Arthur C. (Arthur Carleton), b. , joint author Salisbury","thumbnail_url":"https://www.ebooknetworking.net/books/noimage.jpg","thumbnail_width":330,"thumbnail_height":500,"html":"<a href=\"https://www.ebooknetworking.net/books_detail-B012AWW6UC.html\">Studies in geology; a laboratory manual based on topographic maps and folios of the United States Geological survey, for use with classes in physiographic and structural geology 1912 [Hardcover]</a>","width":400,"height":300}