{"version":"1.0","type":"rich","provider_name":"EbookNetworking","provider_url":"https://www.ebooknetworking.net","title":"A study and test of a boiler efficiency indicator","author_name":"Guy F Wetzel","thumbnail_url":"https://www.ebooknetworking.net/books/124/509/big1245095374.jpg","thumbnail_width":330,"thumbnail_height":500,"html":"<a href=\"https://www.ebooknetworking.net/books_detail-1245095374.html\">A study and test of a boiler efficiency indicator</a>","width":400,"height":300}