Her article in the New Georgia Encyclopedia. Her page at the African American Registry.
There's a good picture of Jacob's Dream down at the bottom of this page.
Harriet Powers described by Jennie Smith, the white woman who bought and preserved one of her Bible quilts (now owned by the Smithsonian Institution).
A quilt made in tribute to Harriet Powers by Marlene O'Bryant-Seabrook. There's also a picture of her second preserved quilt, now in Boston at the Museum of Fine Arts.