"Daniel Webster and the British Experience." Proceedings of the MassachusettsHistoricalSociety Vol. 85. (1973) pp 58-77. online. מדיה וקבצים בנושא הסכם ובסטר-אשברטון
Maynard, Massachusetts. Maynard, MA: Town of Maynard, p. 13-16 Sudbury HistoricalSociety. "A Brief History of the Town of Sudbury, Massachusetts". Sudbury
2023 בארכיון Wayback Machine), 9 July 1774, digitized by the MassachusettsHistoricalSociety (אורכב 11.03.2023 בארכיון Wayback Machine) Post, Emily. Etiquette
Reach England and the Making of a Myth." Proceedings of the MassachusettsHistoricalSociety 102 (1990): 21-37. Pestana, Carla Gardina. "The Quaker Executions