^Statistics for 1926–27 have been confused with fellow Scottish defender David Gibson (which were added to the record of a third player, Daniel Gibson).[7]
^Emms, Steve; Wells, Richard (2007). Scottish League Players' Records Division One 1890/91 to 1938/39. Beeston, Nottingham: Tony Brown. ISBN978-1-899468-66-9.
^McAllister, Jim (2002). The Sons of the Rock – The Official History of Dumbarton Football Club. Dumbarton: J&J Robertson Printers.
^John Litster (October 2012). "A Record of pre-war Scottish League Players". Scottish Football Historian magazine. {{cite journal}}: Cite journal requires |journal= (help)