{"version":"1.0","type":"rich","provider_name":"EbookNetworking","provider_url":"https://www.ebooknetworking.net","title":"The common school controversy: consisting of three letters of the secretary of the Board of education, of the state of Massachusetts, in reply to charges preferred against the Board","author_name":"Unknown","thumbnail_url":"https://www.ebooknetworking.net/books/B00/3HI/bigB003HIVUIS.jpg","thumbnail_width":330,"thumbnail_height":500,"html":"<a href=\"https://www.ebooknetworking.net/books_detail-B003HIVUIS.html\">The common school controversy: consisting of three letters of the secretary of the Board of education, of the state of Massachusetts, in reply to charges preferred against the Board</a>","width":400,"height":300}