{"version":"1.0","type":"rich","provider_name":"EbookNetworking","provider_url":"https://www.ebooknetworking.net","title":"Steam-boiler economy; a treatise on the theory and practice of fuel economy in the operation of steam-boilers","author_name":"William Kent","thumbnail_url":"https://www.ebooknetworking.net/books/B00/B43/bigB00B43EEF4.jpg","thumbnail_width":330,"thumbnail_height":500,"html":"<a href=\"https://www.ebooknetworking.net/books_detail-B00B43EEF4.html\">Steam-boiler economy; a treatise on the theory and practice of fuel economy in the operation of steam-boilers</a>","width":400,"height":300}