George Fox: Works. Eight volumes. Philadelphia, 1831.
Robert Barclay: An Apology for the True Christian Divinity. In English, 1678.
William Penn: No Cross, No Crown.
John Woolman: Journal.
Caroline E. Stephen: Quaker Strongholds. Headley, 1907.
John Wilhelm Rowntree: Essays and Addresses. Headley, 1905.
T. Edmund Harvey: The Rise of the Quakers. Headley, 1905.
Elizabeth B. Emmott: The Story of Quakerism. Headley, 1908.
Allen C. Thomas: The History of the Society of Friends in America.
Rufus M. Jones: The Quakers in the American Colonies. Macmillan, 1912.