{"version":"1.0","type":"rich","provider_name":"EbookNetworking","provider_url":"https://www.ebooknetworking.net","title":"A System of Natural Philosophy: In Which the Principles of Mechanics, Hydrostatics, Hydraulics, Pneumatics, Accoustics, Optics, Astronomy, Electricity ... More Than Two Hundred Engravings. to Which a","author_name":"John Lee Comstock","thumbnail_url":"https://www.ebooknetworking.net/books/B00/9LI/bigB009LIWT42.jpg","thumbnail_width":330,"thumbnail_height":500,"html":"<a href=\"https://www.ebooknetworking.net/books_detail-B009LIWT42.html\">A System of Natural Philosophy: In Which the Principles of Mechanics, Hydrostatics, Hydraulics, Pneumatics, Accoustics, Optics, Astronomy, Electricity ... More Than Two Hundred Engravings. to Which a</a>","width":400,"height":300}