Mayer, B. (1852). Calvert and Penn, or the growth of civil and religious liberty in America, as disclosed in the planting of Maryland and Pennsylvania. [Baltimore: Printed for the Pennsylvania Historical Society, by J.D. Toy.

Mayer, Brantz. Calvert and Penn, or the Growth of Civil and Religious Liberty in America, As Disclosed in the Planting of Maryland and Pennsylvania. [Baltimore: Printed for the Pennsylvania Historical Society, by J.D. Toy, 1852.

Mayer, Brantz. Calvert and Penn, or the Growth of Civil and Religious Liberty in America, As Disclosed in the Planting of Maryland and Pennsylvania. [Baltimore: Printed for the Pennsylvania Historical Society, by J.D. Toy, 1852.