Benjamin Banneker.
We are indebted to Benjamin Hallowell, of Alexandria, for the solution of this problem. The greater diameter of Banneker's tub must be 24.745 inches; the less diameter 14.8476 inches. See Maryland Historical Society Publications, I, p. 20.
[157] The Atlantic Monthly, XI, p. 81.
[158] The Atlantic Monthly, XI, p. 81.
[159] Atlantic Monthly, XI, p. 82.
[160] Southern Literary Messenger, XXIII, p. 65.
[161] Tyson's Banneker, p. 24.
[162] Tyson, Banneker, p. 26.
[163] J. H. B. Latrobe's Memoir, Maryland Historical Society Publications, I, p. 8.
[164] Atlantic Monthly, XI, p. 82.