{"version":"1.0","type":"rich","provider_name":"EbookNetworking","provider_url":"https://www.ebooknetworking.net","title":"Mexican Coal Mining Labor in Texas and Coahuila, 1880-1930 (Rio Grande/Río Bravo:  Borderlands Culture and Traditions)","author_name":"Roberto R. Calderón","thumbnail_url":"https://www.ebooknetworking.net/books/089/096/big0890968845.jpg","thumbnail_width":330,"thumbnail_height":500,"html":"<a href=\"https://www.ebooknetworking.net/books_detail-0890968845.html\">Mexican Coal Mining Labor in Texas and Coahuila, 1880-1930 (Rio Grande/Río Bravo:  Borderlands Culture and Traditions)</a>","width":400,"height":300}