{"version":"1.0","type":"rich","provider_name":"EbookNetworking","provider_url":"https://www.ebooknetworking.net","title":"The schoolmasters assistant: being a compendium of arithmetic, both practical and theoretical: in four parts. ... To which is prefixt, an essay on the ... the tenth edition. By Thomas Dilworth, ...","author_name":"Thomas Dilworth","thumbnail_url":"https://www.ebooknetworking.net/books/114/095/big1140952501.jpg","thumbnail_width":330,"thumbnail_height":500,"html":"<a href=\"https://www.ebooknetworking.net/books_detail-1140952501.html\">The schoolmasters assistant: being a compendium of arithmetic, both practical and theoretical: in four parts. ... To which is prefixt, an essay on the ... the tenth edition. By Thomas Dilworth, ...</a>","width":400,"height":300}