Circular of John O'Neill, "To the Officers and Members of the Fenian Brotherhood," Headquarters, Fenian Brotherhood, New York, March 1, 1870, D03792. 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, March 1, 1870, D03792. Missouri Historical Society Library and Research Center. https://mohistory.mobiusconsortium.org/repositories/2/digital_objects/2001 Accessed September 20, 2024.