De Lancey, E. F. 1. (1877). William Allen, Chief Justice of Pennsylvania: A biographical sketch prepared for the centennial celebration of the adoption of the "Resolution respecting independency," held at Independence Hall, Philadelphia, July 1, 1876. Philadelphia: [publisher not identified].

De Lancey, Edward F. 1821-1905. William Allen, Chief Justice of Pennsylvania: A Biographical Sketch Prepared for the Centennial Celebration of the Adoption of the "Resolution Respecting Independency," Held At Independence Hall, Philadelphia, July 1, 1876. Philadelphia: [publisher not identified], 1877.

De Lancey, Edward F. 1821-1905. William Allen, Chief Justice of Pennsylvania: A Biographical Sketch Prepared for the Centennial Celebration of the Adoption of the "Resolution Respecting Independency," Held At Independence Hall, Philadelphia, July 1, 1876. Philadelphia: [publisher not identified], 1877.