Rowland, H. J., & Rowland, E. K. (1893). A genealogical sketch of the posterity of John Rowland of Rhosybayvil, parish of Bayvil, Pembroke, Wales: And afterwards of East Whiteland, Chester co., Pa. [Philadelphia: Printed by J.B. Lippincott company].

Rowland, Henry J., and Edward K. Rowland. A Genealogical Sketch of the Posterity of John Rowland of Rhosybayvil, Parish of Bayvil, Pembroke, Wales: And Afterwards of East Whiteland, Chester Co., Pa. [Philadelphia: Printed by J.B. Lippincott company], 1893.

Rowland, Henry J., and Edward K. Rowland. A Genealogical Sketch of the Posterity of John Rowland of Rhosybayvil, Parish of Bayvil, Pembroke, Wales: And Afterwards of East Whiteland, Chester Co., Pa. [Philadelphia: Printed by J.B. Lippincott company], 1893.