{"version":"1.0","type":"rich","provider_name":"EbookNetworking","provider_url":"https://www.ebooknetworking.net","title":"A Treatise on a Box of Instruments and the Slide-rule for the Use of Gaugers, Engineers, Seamen, and Students","author_name":"Thomas Kentish","thumbnail_url":"https://www.ebooknetworking.net/books/140/695/big1406958743.jpg","thumbnail_width":330,"thumbnail_height":500,"html":"<a href=\"https://www.ebooknetworking.net/books_detail-1406958743.html\">A Treatise on a Box of Instruments and the Slide-rule for the Use of Gaugers, Engineers, Seamen, and Students</a>","width":400,"height":300}