{"version":"1.0","type":"rich","provider_name":"EbookNetworking","provider_url":"https://www.ebooknetworking.net","title":"The Emperor's Codes: Bletchley Park's role in breaking Japan's secret cyphers","author_name":"Michael Smith, Ralph Erskine","thumbnail_url":"https://www.ebooknetworking.net/books/B00/DAJ/bigB00DAJ7SWQ.jpg","thumbnail_width":330,"thumbnail_height":500,"html":"<a href=\"https://www.ebooknetworking.net/books_detail-B00DAJ7SWQ.html\">The Emperor&#039;s Codes: Bletchley Park&#039;s role in breaking Japan&#039;s secret cyphers</a>","width":400,"height":300}