{"version":"1.0","type":"rich","provider_name":"EbookNetworking","provider_url":"https://www.ebooknetworking.net","title":"Slaves Without Masters; The Free Negro in the Antebellum South.","author_name":"Ira Berlin","thumbnail_url":"https://www.ebooknetworking.net/books/039/449/big039449041X.jpg","thumbnail_width":330,"thumbnail_height":500,"html":"<a href=\"https://www.ebooknetworking.net/books_detail-039449041X.html\">Slaves Without Masters; The Free Negro in the Antebellum South.</a>","width":400,"height":300}