{"version":"1.0","type":"rich","provider_name":"EbookNetworking","provider_url":"https://www.ebooknetworking.net","title":"The development of symbolic logic: a critical-historical study of the logical calculus","author_name":"Arthur Thomas Shearman","thumbnail_url":"https://www.ebooknetworking.net/books/B00/5H2/bigB005H2M33I.jpg","thumbnail_width":330,"thumbnail_height":500,"html":"<a href=\"https://www.ebooknetworking.net/books_detail-B005H2M33I.html\">The development of symbolic logic: a critical-historical study of the logical calculus</a>","width":400,"height":300}