{"version":"1.0","type":"rich","provider_name":"EbookNetworking","provider_url":"https://www.ebooknetworking.net","title":"Centrifugal fans. A theoretical and practical treatise on fans for moving air in large quantities at comparatively low pressures","author_name":"John Henry Kinealy","thumbnail_url":"https://www.ebooknetworking.net/books/B00/AQU/bigB00AQUF9QO.jpg","thumbnail_width":330,"thumbnail_height":500,"html":"<a href=\"https://www.ebooknetworking.net/books_detail-B00AQUF9QO.html\">Centrifugal fans. A theoretical and practical treatise on fans for moving air in large quantities at comparatively low pressures</a>","width":400,"height":300}