Collection
- Omega Psi Phi Fraternity, Sigma Rho Chapter records, 1964-1997, 20191
- Patricia A. Irwin oral history interview, 20011
- Pearl L. Kendrick Papers, 1888-1979 (majority within 1930-1970)1
- Peggie J. Hollingsworth papers, 1976-2006 (majority within 1980-1997)1
- Post Family Papers, 1882-19731
- Provost and Executive Vice-President for Academic Affairs (University of Michigan) Supplemental Files, 1953-20131
- Rob St. Mary papers, 1987-20161
- Robert F. Williams papers, 1948-20141
- Robert W. Fletcher papers, 1950-20041
- Rodney C. Ewing papers, 1985-2011 (majority within 1995-2001)1
- Ruth K. Graves papers, 1972-20071
- School of Music, Theatre & Dance (University of Michigan) publications, 1885-2015 (majority within 1970-2000)1
- School of Music, Theatre & Dance (University of Michigan) records, 1880-2021 (majority within 1940-2010)1
- Sigma Xi, the Scientific Research Society, University of Michigan Chapter records, 1903-20021
- Solar Car Team (University of Michigan) records, 1985-2009 (majority within 1989-2003)1
- Spectrum Center (University of Michigan) records, 1976-2012, 2019-2021 (majority within 1987-2012)1
- St. Mary Student Parish (Ann Arbor, Mich.) Records, 1915-20111
- Stanford R. Ovshinsky papers, 1922-2012 (majority within 1950-2012)1
- Stanley B. Goldberg Papers, 1981-19931
- Starr Commonwealth records, 1916-2015 (majority within 1950-2000)1