Dictionary of National Biography. Edited by Sidney Lee. Vol. XLIV. Paston-Percy. New York: Macmillan and Co., 1895.
Du Ponceau, Peter S. & Fisher, J. Francis. A Memoir on the History of the Celebrated Treaty made by William Penn with the Indians: Under the Elm Tree at Shackamaxon, in the Year 1682, pages 141-204 [Within] Memoirs of the Historical Society of Pennsylvania. Vol. III. Part II. Philadelphia: MíCarty & Davis, 1836.
Fanelli, Doris Devine, & Diethorn, Karie. History of the Portrait Collection, Independence National Historical Park. Upper Darby: Diane Publishing, 2001.
Keyser, Charles S. Pennís Treaty with the Indians. Philadelphia: David McKay, 1882.
Oldmixon, John. The British Empire in America, containing the history of the discovery, settlement, progress and present state of all the British colonies on the continent and islands of America. 2 vols. London: J. Nicholson, B. Tooke, 1708.
Proud, Robert. The History of Pennsylvania, in North America, from the original institution and settlement of that province, under the first proprietor and governor, William Penn, in 1681, till after the year 1742. Philadelphia: Zachariah Poulson, Jr. 1797-1798.
Scharf, J. Thomas & Westcott, Thompson. History of Philadelphia, 1609-1884. In Three Volumes. Philadelphia: L. H. Everts & Co., 1884.
Stone, Frederick D. Pennís Treaty With the Indians. Did it Take Place in 1682 or 1683? The Pennsylvania Magazine of History and Biography, Vol. VI. Philadelphia: The Historical Society of Pennsylvania, 1882.
Vaux, Roberts. A Memoir on the Locality of the Great Treaty between William Penn and the Indian Natives in 1682, Read before the Historical Society of Pennsylvania, September 19th, 1825, pages 87-106 [Within] Memoirs of the Historical Society of Pennsylvania. Vol. 1. Philadelphia: Published byMcCarty and Davis, 1826. [Reprinted 1864]
Watson, John Fanning. Annals of Philadelphia, and Pennsylvania, in the Olden Time; Being a Collection of Memoirs, Anecdotes, and Incidents of the City and its Inhabitants,, and of the Earliest Settlements of the Inland Part of Pennsylvania. Enlarged, with Many Revisions and Additions by Willis P. Hazard. Profusely Illustrated in Three Volumes. Philadelphia: J. M. Stoddart & Co., 1879.
Watson, John Fanning. The Indian Treaty for the Lands now the Site of Philadelphia and the Adjacent Country, pages 129-140 [Within] Memoirs of the Historical Society of Pennsylvania. Vol. III. Part II. Philadelphia: MíCarty & Davis, 1836.
Lenni Lenape, or Delaware Indians
Heckewelder, John, & Duponceau, Peter S. An account of the history, manners and customs of the Indian nations who once inhabited Pennsylvania and the neighbouring states : A correspondence between the Rev. John Heckewelder ... and Peter S. Duponceau ... respecting the languages of the American Indians ; Words, phrases and short dialogues in the language of the Lenni Lenape or Delaware Indians. [Within] Transactions of the Historical & Literary Committee of the American Philosophical Society, v. 1. Philadelphia: A. Small, 1819.
William Penn's own account of the Lenni Lenape or Delaware Indians. 1683. Rev. Ed. Edited, and with an Introduction by Albert Cook Myers. Somerset, N.J., Middle Atlantic Press, 1970.
Weslager, C. A. The Delaware Indians. New Brunswick: Rutgers University Press, 1990.
William Penn and Quakerism
The Papers of William Penn. Edited by Mary Maples Dunn, Richard S. Dunn, Edwin B. Bronner. 5 vols., Philadelphia: University of Pennsylvania Press, 1981-1987)
The World of William Penn. Edited by Richard S. Dunn and Mary Maples Dunn, Philadelphia: University of Pennsylvania Press, 1986.
Clarkson, Thomas. Memoirs of the Private and Public Life of William Penn. In Two Volumes in One. London: Longman, Hurst, Rees, Orme, and Brown, 1813.
Dunn, Mary Maples. William Penn: Politics and Conscience. Princeton: Princeton University Press, 1967.
Endy, Melvin B., Jr. William Penn and Early Quakerism. Princeton: Princeton University Press, 1973.
Peare, Catherine Owens. William Penn: a biography. Philadelphia: Lippincott, 1956.