{"version":"1.0","type":"rich","provider_name":"EbookNetworking","provider_url":"https://www.ebooknetworking.net","title":"Building the Transcontinental Railroad: An Interactive Engineering Adventure (You Choose: Engineering Marvels)","author_name":"Steven Otfinoski","thumbnail_url":"https://www.ebooknetworking.net/books/149/140/big149140406X.jpg","thumbnail_width":330,"thumbnail_height":500,"html":"<a href=\"https://www.ebooknetworking.net/books_detail-149140406X.html\">Building the Transcontinental Railroad: An Interactive Engineering Adventure (You Choose: Engineering Marvels)</a>","width":400,"height":300}