{"version":"1.0","type":"rich","provider_name":"EbookNetworking","provider_url":"https://www.ebooknetworking.net","title":"Field Engineers Bulletin US Coast & Geodetic Survey Dec 1935-Dec 1939","author_name":"US Coast Guard","thumbnail_url":"https://www.ebooknetworking.net/books/B00/3VW/bigB003VW2WVY.jpg","thumbnail_width":330,"thumbnail_height":500,"html":"<a href=\"https://www.ebooknetworking.net/books_detail-B003VW2WVY.html\">Field Engineers Bulletin US Coast &amp; Geodetic Survey Dec 1935-Dec 1939</a>","width":400,"height":300}