* JAMES BREWER STEWART, [https://www.history.com/topics/black-history/abolitionist-movement Abolitionist Movement], HISTORY and A+E Networks, 27/10/2009 | * JAMES BREWER STEWART, [https://www.history.com/topics/black-history/abolitionist-movement Abolitionist Movement], HISTORY and A+E Networks, 27/10/2009 |