“…recent slave insurrections…”
The insurrection referred to is likely the suppressed rebellion of Denmark Vesey in 1822. There’s no indication Sims knew anything of the history of slave insurrections.
“A Magnificent Slave-Pen,” F.C. Adama, National Anti-Slavery Standard, December 27, 1856, p. 1, reprinted from the Evening Post.
“…whether his face was white or black.”
This incident is pull from a letter written by Matthew Fontaine Maury, to his mother, dated March 11, 1826. The letter is held in the special collections department at Swem Library, William and Mary College, Williamsburg, Virginia.
“…rose to strange news…”
SIMS, J. Marion, (1885). The Story of my Life, ed. by H. Marion-Sims. D. Appleton & Co: New York, p. 117.
“…for hours, the sky had squirmed…”
The Sunbury Gazette (Sunbury, Pa), November 30, 1833, p. 3.
“…a group of observers…”
From the Carlisle Weekly Herald (Carlisle, PA), November 12, 1833, p. 3.
“…clear the air of disease.”
The Sunbury Gazette (Sunbury, Pa), November 16, 1833, p. 2.
“It’s all over with the white folks…”
The Sunbury Gazette (Sunbury, Pa), November 30, 1833, p. 3.