{"version":"1.0","type":"rich","provider_name":"EbookNetworking","provider_url":"https://www.ebooknetworking.net","title":"Hearing on Black Lung Benefits Act, part B of title IV: hearing before the Subcommittee on Labor Standards of the Committee on Education and Labor, ... in Williamson, W. Va., on October 13, 1980","author_name":"United States. Congress. House. Committee on Education and Labor. Subcommittee on Labor Standards.","thumbnail_url":"https://www.ebooknetworking.net/books/B00/3HI/bigB003HIWA6O.jpg","thumbnail_width":330,"thumbnail_height":500,"html":"<a href=\"https://www.ebooknetworking.net/books_detail-B003HIWA6O.html\">Hearing on Black Lung Benefits Act, part B of title IV: hearing before the Subcommittee on Labor Standards of the Committee on Education and Labor, ... in Williamson, W. Va., on October 13, 1980</a>","width":400,"height":300}