{"version":"1.0","type":"rich","provider_name":"EbookNetworking","provider_url":"https://www.ebooknetworking.net","title":"The time factor in the operation of dry pipe sprinkler system","author_name":"F W Metz, W W Moore, W E Schultz","thumbnail_url":"https://www.ebooknetworking.net/books/124/544/big1245442198.jpg","thumbnail_width":330,"thumbnail_height":500,"html":"<a href=\"https://www.ebooknetworking.net/books_detail-1245442198.html\">The time factor in the operation of dry pipe sprinkler system</a>","width":400,"height":300}