Cross, Charles, R. James Mason Crafts(PDF). Biographical Memoir of James Mason Crafts 1839 - 1917 (National Academy of Sciences, USA). November 1919, 9: 159–177 [2012-08-24]. (原始内容存档(PDF)于2011-06-07).
Cross, Charles, R. James Mason Crafts(PDF). Biographical Memoir of James Mason Crafts 1839 - 1917 (National Academy of Sciences, USA). November 1919, 9: 159–177 [2012-08-24]. (原始内容存档(PDF)于2011-06-07).