{"version":"1.0","type":"rich","provider_name":"EbookNetworking","provider_url":"https://www.ebooknetworking.net","title":"PROGRESS IN AIR CONDITIONING FOR THE VENTILATION OF THE BUTTE MINES [ANACONDA COPPER MINING CO]","author_name":"A.S. Richardson","thumbnail_url":"https://www.ebooknetworking.net/books/noimage.jpg","thumbnail_width":330,"thumbnail_height":500,"html":"<a href=\"https://www.ebooknetworking.net/books_detail-B00MNUFD7K.html\">PROGRESS IN AIR CONDITIONING FOR THE VENTILATION OF THE BUTTE MINES [ANACONDA COPPER MINING CO]</a>","width":400,"height":300}