{"version":"1.0","type":"rich","provider_name":"EbookNetworking","provider_url":"https://www.ebooknetworking.net","title":"Methods of Location or Modes of Describing and Adjusting Railway Curves and Tangents","author_name":"Mifflin, Samuel W.","thumbnail_url":"https://www.ebooknetworking.net/books/111/382/big1113826258.jpg","thumbnail_width":330,"thumbnail_height":500,"html":"<a href=\"https://www.ebooknetworking.net/books_detail-1113826258.html\">Methods of Location or Modes of Describing and Adjusting Railway Curves and Tangents</a>","width":400,"height":300}