| Title | Bibliotheekmedewerker de heer S. Zandstra |
| Description | Portretfoto's van bibliotheekmedewerker van de Technische Hogeschool Delft, de heer S. Zandstra. |
| Year | 1961 |
| Material | |
| Subject | TU Delft personeel |
| Rights | (c) Delft University of Technology · Creative Commons BY |