Webber, C. (2011). American to the backbone: The life of James Pennington, the fugitive slave who became one of the first abolitionists. New York (N.Y.): Pegasus Books.

Webber, Christopher. American to the Backbone: The Life of James Pennington, the Fugitive Slave Who Became One of the First Abolitionists. New York (N.Y.): Pegasus Books, 2011.

Webber, Christopher. American to the Backbone: The Life of James Pennington, the Fugitive Slave Who Became One of the First Abolitionists. New York (N.Y.): Pegasus Books, 2011.