{"version":"1.0","type":"rich","provider_name":"EbookNetworking","provider_url":"https://www.ebooknetworking.net","title":"A Practical Treatise On High Pressure Steam Boilers: Including Results of Recent Experimental Tests of Boiler Materials, with a Description of ... Injectors and Economizers in Actual Use","author_name":"William Miller Barr","thumbnail_url":"https://www.ebooknetworking.net/books/B00/AON/bigB00AONV8PY.jpg","thumbnail_width":330,"thumbnail_height":500,"html":"<a href=\"https://www.ebooknetworking.net/books_detail-B00AONV8PY.html\">A Practical Treatise On High Pressure Steam Boilers: Including Results of Recent Experimental Tests of Boiler Materials, with a Description of ... Injectors and Economizers in Actual Use</a>","width":400,"height":300}