{"version":"1.0","type":"rich","provider_name":"EbookNetworking","provider_url":"https://www.ebooknetworking.net","title":"A Manual of Heating and Ventilation, in Their Practical Application, for the Use of Engineers and Architects: Embracing a Series of Tables and ... Hot Water Boilers, Flues, Etc., Etc [ 1901 ]","author_name":"Franz Schumann","thumbnail_url":"https://www.ebooknetworking.net/books/111/236/big1112367225.jpg","thumbnail_width":330,"thumbnail_height":500,"html":"<a href=\"https://www.ebooknetworking.net/books_detail-1112367225.html\">A Manual of Heating and Ventilation, in Their Practical Application, for the Use of Engineers and Architects: Embracing a Series of Tables and ... Hot Water Boilers, Flues, Etc., Etc [ 1901 ]</a>","width":400,"height":300}