{"version":"1.0","type":"rich","provider_name":"EbookNetworking","provider_url":"https://www.ebooknetworking.net","title":"Report of Board of Engineer Officers As to Maximum Span Practicable for Suspension Bridges","author_name":"Charles Walker Raymond","thumbnail_url":"https://www.ebooknetworking.net/books/114/148/big1141483505.jpg","thumbnail_width":330,"thumbnail_height":500,"html":"<a href=\"https://www.ebooknetworking.net/books_detail-1141483505.html\">Report of Board of Engineer Officers As to Maximum Span Practicable for Suspension Bridges</a>","width":400,"height":300}