{"version":"1.0","type":"rich","provider_name":"EbookNetworking","provider_url":"https://www.ebooknetworking.net","title":"Engineer's Contractor's & Surveyor's Pocket Table-Book: Comprising Logarithms of Numbers Logarithmic Sines & Tangents Natural Sines & Natural Tangents ... Set of Excavation & Embankment Tables","author_name":"J M Scribner","thumbnail_url":"https://www.ebooknetworking.net/books/B00/2MZ/bigB002MZY34A.jpg","thumbnail_width":330,"thumbnail_height":500,"html":"<a href=\"https://www.ebooknetworking.net/books_detail-B002MZY34A.html\">Engineer&#039;s Contractor&#039;s &amp; Surveyor&#039;s Pocket Table-Book: Comprising Logarithms of Numbers Logarithmic Sines &amp; Tangents Natural Sines &amp; Natural Tangents ... Set of Excavation &amp; Embankment Tables</a>","width":400,"height":300}