{"version":"1.0","type":"rich","provider_name":"EbookNetworking","provider_url":"https://www.ebooknetworking.net","title":"Practical Structural Design; A Text And Reference Work For Engineers, Architects, Builders, Draftsmen And Technical Schools; Especially Adapted To The Needs Of Self-Tutored Men","author_name":"Ernest McCullough","thumbnail_url":"https://www.ebooknetworking.net/books/144/374/big1443744476.jpg","thumbnail_width":330,"thumbnail_height":500,"html":"<a href=\"https://www.ebooknetworking.net/books_detail-1443744476.html\">Practical Structural Design; A Text And Reference Work For Engineers, Architects, Builders, Draftsmen And Technical Schools; Especially Adapted To The Needs Of Self-Tutored Men</a>","width":400,"height":300}