{"version":"1.0","type":"rich","provider_name":"EbookNetworking","provider_url":"https://www.ebooknetworking.net","title":"Teachers' Guide For The Use Of The 600 Set Of Keystone Stereographs And Lantern Slides: For Visual Instruction (1911)","author_name":"Douglas Clay Ridgley","thumbnail_url":"https://www.ebooknetworking.net/books/143/725/big1437254306.jpg","thumbnail_width":330,"thumbnail_height":500,"html":"<a href=\"https://www.ebooknetworking.net/books_detail-1437254306.html\">Teachers&#039; Guide For The Use Of The 600 Set Of Keystone Stereographs And Lantern Slides: For Visual Instruction (1911)</a>","width":400,"height":300}