{"version":"1.0","type":"rich","provider_name":"EbookNetworking","provider_url":"https://www.ebooknetworking.net","title":"A manual of photoengraving: Containing practical instructions for producing photoengraved plates in relief-line and half-tone","author_name":"Harry Jenkins","thumbnail_url":"https://www.ebooknetworking.net/books/noimage.jpg","thumbnail_width":330,"thumbnail_height":500,"html":"<a href=\"https://www.ebooknetworking.net/books_detail-B00087X9I0.html\">A manual of photoengraving: Containing practical instructions for producing photoengraved plates in relief-line and half-tone</a>","width":400,"height":300}