Lewis, James. The Black Hawk War of 1832. Abraham Lincoln Digitization Project. Northern Illinois University: 2c. [2009-08-22]. (原始内容存档于2009-08-15).
Lewis, James. The Black Hawk War of 1832. Abraham Lincoln Historical Digitization Project. Northern Illinois University: 2d. [2009-08-11]. (原始内容存档于2009-06-19).
Lewis, James. The Black Hawk War of 1832. Abraham Lincoln Digitization Project. Northern Illinois University: 2c. [2009-08-22]. (原始内容存档于2009-08-15).
Lewis, James. The Black Hawk War of 1832. Abraham Lincoln Historical Digitization Project. Northern Illinois University: 2d. [2009-08-11]. (原始内容存档于2009-06-19).