{"version":"1.0","type":"rich","provider_name":"EbookNetworking","provider_url":"https://www.ebooknetworking.net","title":"A Treatise On Arithmetic: In Theory And Practice, With An Appendix Containing An Introduction To Mensuration (1880)","author_name":"James Thomson","thumbnail_url":"https://www.ebooknetworking.net/books/116/455/big1164554832.jpg","thumbnail_width":330,"thumbnail_height":500,"html":"<a href=\"https://www.ebooknetworking.net/books_detail-1164554832.html\">A Treatise On Arithmetic: In Theory And Practice, With An Appendix Containing An Introduction To Mensuration (1880)</a>","width":400,"height":300}