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"Kickapoo Cannon". Blackmar's Cyclopedia of Kansas History. 1912. p.69. Archived from the original on May 15, 2018. Retrieved June 1, 2018– via Kansas State History.
"[no headline]". The Charlotte Democrat. June 3, 1856. p.2. Archived from the original on February 9, 2019. Retrieved February 7, 2019– via Newspapers.com.
Denial, Catherine. "Bleeding Kansas". teachinghistory.org. National History Education Clearinghouse. Archived from the original on November 9, 2017. Retrieved February 12, 2018.
Denial, Catherine. "Bleeding Kansas". teachinghistory.org. National History Education Clearinghouse. Archived from the original on November 9, 2017. Retrieved February 12, 2018.
"First Sack of Lawrence". Civil War on the Western Border: The Missouri–Kansas Conflict, 1854–1865. Archived from the original on February 15, 2019. Retrieved February 14, 2019.
"Old Kickapoo Cannon". Kansapedia. Kansas Historical Society. February 2017. Archived from the original on May 15, 2018. Retrieved June 1, 2018.
"Kickapoo Cannon". Blackmar's Cyclopedia of Kansas History. 1912. p.69. Archived from the original on May 15, 2018. Retrieved June 1, 2018– via Kansas State History.
"[no headline]". The Charlotte Democrat. June 3, 1856. p.2. Archived from the original on February 9, 2019. Retrieved February 7, 2019– via Newspapers.com.