{"version":"1.0","type":"rich","provider_name":"EbookNetworking","provider_url":"https://www.ebooknetworking.net","title":"Slavery, Slaveholding, and the Free Black Population of Antebellum Baltimore","author_name":"Ralph Clayton","thumbnail_url":"https://www.ebooknetworking.net/books/155/613/big1556138687.jpg","thumbnail_width":330,"thumbnail_height":500,"html":"<a href=\"https://www.ebooknetworking.net/books_detail-1556138687.html\">Slavery, Slaveholding, and the Free Black Population of Antebellum Baltimore</a>","width":400,"height":300}