- CJAM : James A. Mulligan: Manuscripts
- CJAM 1/01 Folder : Transcription of James A. Mulligan's Diary by his Widow (24 pages) 1852-1853
- CJAM 1/02 Folder : James A. Mulligan and Henry S. Fitch - Diary written for their Wives 1857/03-06
- CJAM 1/03 Folder : Daybook for James A. Mulligan (Lawyer) 1857-1861,1866
- CJAM 1/04 Folder : Historical Sketch of 23rd Illinois Infantry Regiment (Irish Brigade) - Insider Information 1861-1864
- CJAM 1/05 Folder : Notes Kept During Colonel Mulligan's Captivity with General Price 1861
- CJAM 1/06 Folder : Transcription of James A. Mulligan's Diary (10 pages) 1864
- CJAM 1/07 Folder : Captain S. Moriarty, "The Last Days of Colonel Mulligan in Virginia" 1865
Handwritten memoir of his death with an uncorrected typewritten transcription.
- CJAM 1/08 Folder : Draft of Biographical Sketch of James A. Mulligan (17 pages)
- CJAM 1/09 Folder : Documents
Picture of "Colonel Mulligan and Honest Tom Brennan"; Program for Dedication of Monument to Mulligan, 1885; Testimonial, 1864; Tribute, 1864; Letter by Mulligan, 22 December 1982.
- CJAM 1/10 Folder : Roster of Corcoran Legion, Irish Brigade