S
- Saalbach, Raymond C., Photographs (UPX 12 S111)
- Savage, John Richard, Class Collection (UPT 50 S263)
- Scheie, Harold Glendon, Papers (UPT 50 S318)
- Schleif, William, Papers (UPT 50 S341)
- Schmelz, Ella Elizabeth Wilhelmina, Papers (UPT 50 S348)
- Scholarships and Student Aid. Reports and Statistics (UPE 4.1)
- Scholarships and Student Aid. Scholarship Recipients (UPE 4.7)
- Scholarships and Student Aid. Scholarship Recipients Pre-1917 (UPE 4.71)
- Scholz, Karl William Henry, Papers (UPT 50 S368)
- School of Allied Medical Professions Records (UPC 7.4)
- School of Allied Medical Professions. Minutes (UPC 7.1)
- School of Arts and Sciences. Tenth Anniversary Collection (UPG 103)
- School of Auxiliary Medical Services Records (UPC 6)
- School of Dental Medicine. Alumni Events Scrapbook and Questionnaires (UPC 4.10)
- School of Dental Medicine. Dental School Library Historical Collection (UPC 4.11)
- School of Dental Medicine. Financial Reports and Inactive Faculty Records (UPC 4.3)
- School of Dental Medicine. General Records (UPC 4.5)
- School of Dental Medicine. Minutes (UPC 4.1)
- School of Dental Medicine. Office of the Dean Records (UPC 4.4)
- School of Dental Medicine. Parietal Records (UPC 4.67)
- School of Dental Medicine. Student Grade Records (UPC 4.62)
- School of Dental Medicine. Student Records (UPC 4.6)
- School of Design. Faculty and Board Minutes (UPB 8.1)
- School of Design. Financial Records (UPB 8.5)
- School of Design. Office of the Dean Records. Additional Correspondence (UPB 8.41)
- School of Design. Office of the Dean Records. G. Holmes Perkins Administration (UPB 8.4 Perkins)
- School of Design. Office of the Dean Records. George Simpson Koyl Administration (UPB 8.4 Koyl)
- School of Design. Office of the Dean Records. Warren Powers Laird Administration (UPB 8.4 Laird)
- School of Design. Student Records (UPB 8.6)
- School of Engineering and Applied Sciences. Miscellaneous Material (UPD 11.1)
- School of Engineering and Applied Sciences. Summer Undergraduate Employment Records (UPD 11.8)
- School of Medicine. Administration Records (UPC 505)
- School of Medicine. Clinical Surgery Records (UPC 513)
- School of Medicine. Committee Minutes (UPC 2.2)
- School of Medicine. Deans' Scrapbooks and Records (UPC 2.3)
- School of Medicine. Department of Pathology Photographs. Historical Glass Lantern Slides (UPC 502)
- School of Medicine. Faculty Minutes (UPC 2.1)
- School of Medicine. Financial Records (UPC 2.5)
- School of Medicine. General Correspondence (UPC 2.4)
- School of Medicine. Medical School Societies References and Non-Penn Records (UPC 2.12)
- School of Medicine. Student Records (UPC 2.7 [b].[75- ])
- School of Medicine. Student Records (UPC 2.6)
- School of Nursing Records (UPC 8)
- School of Nursing. Student Records (UPC 8.7)
- School of Social Work. Correspondence (UPB 9.4)
- School of Social Work. Evelyn Butler Pamphlet Collection (UPB 9.9)
- School of Veterinary Medicine Records (UPC 5)
- School of Veterinary Medicine. Centennial, 1984, Records (UPG 385)
- School of Veterinary Medicine. Examination Papers and Grade Records (UPC 5.66)
- Schools and Divisions Building Dedications Collection (UPG 35.82)
- Schrack, William D., Memorabilia Collection (UPT 50 S377)
- Shaaber, Matthias Adam, Papers (UPT 50 S524)
- Sharp, Benjamin, Jr., Papers (UPT 50 S531)
- Sherwood, Thomas H., Papers (UPT 50 S554)
- Shumway, Daniel Bussier, Papers (UPT 50 S562)
- Shyroc, Rheva Ott, Papers (UPT 50 S561)
- Sigma Tau Fraternity. Gamma Chapter Records (UPS 43.35)
- Singer, Edgar Arthur, Jr., Papers (UPT 50 S617)
- Singer, Richard Bunker, Papers (UPT 50 S617R)
- Smith Family Papers (UPT 50 S651)
- Smith-Rosenberg, Carroll, Papers (UPT 50 S644)
- Smith, LeRoy, Jr., Papers (UPT 50 S645)
- Smith, Thomas Mackie, Papers (UPT 50 S662)
- Smith, William, Papers (UPT 50 S664)
- Smullens, SaraKay C., Papers (UPT 50 S666)
- Society of the Alumni of the Department of Dentistry Records (UPC 4.78)
- Speck, Frank Gouldsmith, Papers (UPT 50 S741)
- Speiser, Ephraim Avigdor, Papers (UPT 50 S742)
- Spiller, Robert Ernest, Papers (UPT 50 S756)
- Stassen, Harold E., Papers (UPT 50 S775)
- Stellar, Eliot, Papers (UPT 50 S824)
- Stemmler, Edward J., Papers (UPT 50 S825)
- Stephens, William Edwards, Papers (UPT 50 S836)
- Stevens, Rosemary A.W., Papers (UPT 50 S845)
- Stief, David Ralston, Diary (UPT 50 S925)
- Stores, MacCallum, Photograph Collection (UPX 12 M122)
- Student Army Training Corps World War I Records (UPB 72)
- Student Committee on Undergraduate Education Records (UPS 58)
- Summer School. Correspondence Records (UPB 2 S.4)
- Summer School. Scrapbooks (UPB 2 S)