* McSeveney, Samuel T. "Re-Electing Lincoln: The Union Party Campaign and the Military Vote in Connecticut," "Civil War History" 1986 32(2): 139–158* Waugh, John C. "Reelecting Lincoln: The Battle For The 1864 Presidency" (2001) excerpt and text search* Zornow, William Frank.
* McSeveney, Samuel T. "Re-Electing Lincoln: The Union Party Campaign and the Military Vote in Connecticut, " "Civil War History" 1986 32(2): 139—158* Zornow, William Frank.