{"version":"1.0","type":"rich","provider_name":"EbookNetworking","provider_url":"https://www.ebooknetworking.net","title":"Mathematics, Self-Taught, Part 1, Arithmetic And Algebra: The Lubsen Method For Self-Instruction, And Use In The Problems Of Practical Life (1897)","author_name":"Heinrich Borchert Lubsen","thumbnail_url":"https://www.ebooknetworking.net/books/116/503/big1165035413.jpg","thumbnail_width":330,"thumbnail_height":500,"html":"<a href=\"https://www.ebooknetworking.net/books_detail-1165035413.html\">Mathematics, Self-Taught, Part 1, Arithmetic And Algebra: The Lubsen Method For Self-Instruction, And Use In The Problems Of Practical Life (1897)</a>","width":400,"height":300}