{"version":"1.0","type":"rich","provider_name":"EbookNetworking","provider_url":"https://www.ebooknetworking.net","title":"Rudiments Of The Primary Forces Of Gravity, Magnetism, And Electricity, In Their Agency On The Heavenly Bodies (1830)","author_name":"Patrick Murphy","thumbnail_url":"https://www.ebooknetworking.net/books/143/727/big1437278744.jpg","thumbnail_width":330,"thumbnail_height":500,"html":"<a href=\"https://www.ebooknetworking.net/books_detail-1437278744.html\">Rudiments Of The Primary Forces Of Gravity, Magnetism, And Electricity, In Their Agency On The Heavenly Bodies (1830)</a>","width":400,"height":300}