Papers of James V. Campbell's law partner and brother-in-law Samuel T. Douglass are found in the Douglass family papers, 1812-1911, in the Bentley Library.
Student notebooks of Charles H. Campbell and Edward D. Campbell, and some later work of Edward D. Campbell are found in Charles H. Campbell student notebook, 1879, and Edward D. Campbell papers, 1882-1903, in the Bentley Library.
The Burton Historical Collection, Detroit Public Library, has papers of Henry Munroe Campbell (which also include Michigan Soldiers' Aid Society material), James V. Campbell, Samuel T. Douglass, and the law firm of Douglass and Walker.
Separately cataloged items in the Bentley Historical Library and the University Library include:
- Closing remarks of Prof. J.V. Campbell to the graduating class of the Law department, March 21st, 1863. (Bentley call no. DA 2 C188.5 C645)
- Closing remarks of Prof. J.V. Campbell to the graduating class of the Law department, March 21st, 1863. (Hatcher call no. HATCH/ARGM: 350 C188cl, electronic version available)
- [Pamphlets and articles about Campbell] (Bentley call no. J17 .C1883 A1)
- Oration delivered by Hon. James V. Campbell,1861 (BUHR/GRAD: E286 .C19)