Shadow's on Society Hill, An Addy Mystery (Revised), by Evelyn Coleman
Addy Walker is overjoyed when her Poppa's new boss offers her family a home of their own on his property in a Philadelphia's elegant Society Hill Neighborhood. Shortly after the move, Addy uncovers secrets of her recent past two years prior when she and her family were slaves on a North Carolina plantation. Will she uncover the truth before her family loses everything?
(This book Includes and essay about reconstruction after the Civil War)