{"version":"1.0","type":"rich","provider_name":"EbookNetworking","provider_url":"https://www.ebooknetworking.net","title":"How To Use A Japanese Abacus: A step-by-step guide to addition, subtraction, multiplication, division, square roots and practical examples for the Japanese abacus (Soroban).","author_name":"Green, Mr Paul","thumbnail_url":"https://www.ebooknetworking.net/books/149/745/big1497458382.jpg","thumbnail_width":330,"thumbnail_height":500,"html":"<a href=\"https://www.ebooknetworking.net/books_detail-1497458382.html\">How To Use A Japanese Abacus: A step-by-step guide to addition, subtraction, multiplication, division, square roots and practical examples for the Japanese abacus (Soroban).</a>","width":400,"height":300}