{"version":"1.0","type":"rich","provider_name":"EbookNetworking","provider_url":"https://www.ebooknetworking.net","title":"Minehelp MSHA Quick Reference For Metal And Nonmetal Mines. Training, Safety and Health Standards. 30 CFR 43 30 CFR 46-50 30 CFR 56-58nn30 CFR 62. 2005 Edition.","author_name":"Minehelp","thumbnail_url":"https://www.ebooknetworking.net/books/noimage.jpg","thumbnail_width":330,"thumbnail_height":500,"html":"<a href=\"https://www.ebooknetworking.net/books_detail-B003BMPGNU.html\">Minehelp MSHA Quick Reference For Metal And Nonmetal Mines. Training, Safety and Health Standards. 30 CFR 43 30 CFR 46-50 30 CFR 56-58nn30 CFR 62. 2005 Edition.</a>","width":400,"height":300}