The Dangerous Classes of New York and Tweny Years' Work Among Them

First published in 1872. According to Wikipedia: "Charles Loring Brace (June 19, 1826 in Litchfield, Connecticut - August 11, 1890) was a contributing philanthropist in the field of social reform. He is considered a father of the modern foster care movement and was most renowned for starting the Orphan Train movement of the mid-19th century, and for founding The Children's Aid Society."