{"version":"1.0","type":"rich","provider_name":"EbookNetworking","provider_url":"https://www.ebooknetworking.net","title":"The effects of show-through on the legibility of printed text (Research and development reports / British Library)","author_name":"Herbert Spencer","thumbnail_url":"https://www.ebooknetworking.net/books/noimage.jpg","thumbnail_width":330,"thumbnail_height":500,"html":"<a href=\"https://www.ebooknetworking.net/books_detail-B0000CHEP5.html\">The effects of show-through on the legibility of printed text (Research and development reports / British Library)</a>","width":400,"height":300}