 In 1813, William Goodard, who had published the Baltimore edition of Banneker's 1792 almanac (Banneker's first published almanac), donated the manuscript for the almanac to the American Antiquarian Society in Worcester, Massachusetts.The Massachusetts Historical Society in Boston holds in its collections the August 17, 1791, handwritten letter that Banneker sent to Thomas Jefferson.Jefferson endorsed the letter as received on August 21, 1791.