George Crawfurd, A General Description of The Shire of Renfrew Including An Accounting of The Noble And Ancient Families, John Smith & Co., Glasgow, 1818

William M. Metcalfe, A History of The County of Renfrew, Alexander, Paisley, 1905

A Boyd Scott, Old Days and Ways in Newton Mearns, Pickering & Inglis, Ltd., Glasgow, 1939

Thomas C. Welch, Eastwood District History and Heritage, Eastwood District Libraries, Glasgow, 1989

William Anderson, The Scottish Nation, A. Fullerton & Co., Edinburgh, 1860

Mrs. Frank M. Angellotti, The Polks of North Carolina and Tennessee, James K. Polk Memorial Association, Columbia, TN, 1984

Lloyd Welch Pogue, Pogue/Pollock/Polk Genealogy As Mirrored in History, Gateway Press, Inc., Baltimore, MD, 1990