{"version":"1.0","type":"rich","provider_name":"EbookNetworking","provider_url":"https://www.ebooknetworking.net","title":"Historical Demography Through Genealogies: Explorations into Pre-1900 American Population Issues","author_name":"Albert E. McCormick Jr.","thumbnail_url":"https://www.ebooknetworking.net/books/146/204/big1462040004.jpg","thumbnail_width":330,"thumbnail_height":500,"html":"<a href=\"https://www.ebooknetworking.net/books_detail-1462040004.html\">Historical Demography Through Genealogies: Explorations into Pre-1900 American Population Issues</a>","width":400,"height":300}