Circular of John O'Neill, "To the Officers and Members of the Fenian Brotherhood," Headquarters, Fenian Brotherhood, New York, February 19, 1870, D03790. Missouri Historical Society Library and Research Center.

Circular of John O'Neill, "To the Officers and Members of the Fenian Brotherhood," Headquarters, Fenian Brotherhood, New York, February 19, 1870, D03790. Missouri Historical Society Library and Research Center. https://mohistory.mobiusconsortium.org/repositories/2/digital_objects/1999 Accessed September 20, 2024.