In a scene that takes place in William Wells Brown's Clotelle: A Tale of the Southern States (1864), the runaway slave Clotelle leaps into the Potomac River rather than be captured. She then "sank forever beneath the angry and foaming waters of the river!"
Citation: Clotelle: A Tale of the Southern States. PS1139 .B9 C5 1864. Special Collections, University of Virginia, Charlottesville, VA