{"version":"1.0","type":"rich","provider_name":"EbookNetworking","provider_url":"https://www.ebooknetworking.net","title":"A Collection of Arithmetical Questions with Answers: Forming a Complete Set of Examples Upon Calder's Arithmetic (1849)","author_name":"Frederick Calder","thumbnail_url":"https://www.ebooknetworking.net/books/116/207/big1162074299.jpg","thumbnail_width":330,"thumbnail_height":500,"html":"<a href=\"https://www.ebooknetworking.net/books_detail-1162074299.html\">A Collection of Arithmetical Questions with Answers: Forming a Complete Set of Examples Upon Calder&#039;s Arithmetic (1849)</a>","width":400,"height":300}