Boardman, G. D. (1882). The mission of the Society of Friends: A sermon suggested by the bi-centennial celebration of the landing of William Penn, delivered in the Meeting House of the First Baptist Church, Philadelphia, October 22d, 1882. Philadelphia: Printed by Allen, Lane & Scott.

Boardman, George Dana. The Mission of the Society of Friends: A Sermon Suggested By the Bi-centennial Celebration of the Landing of William Penn, Delivered in the Meeting House of the First Baptist Church, Philadelphia, October 22d, 1882. Philadelphia: Printed by Allen, Lane & Scott, 1882.

Boardman, George Dana. The Mission of the Society of Friends: A Sermon Suggested By the Bi-centennial Celebration of the Landing of William Penn, Delivered in the Meeting House of the First Baptist Church, Philadelphia, October 22d, 1882. Philadelphia: Printed by Allen, Lane & Scott, 1882.