OSM tag name=Gumberg Library matches Gumberg Library in these Wikidata fields:
| Duquesne University | building=university, site=university, amenity=university, type=site |
| Libraries established in 1878 | amenity=library |
| Libraries in Pennsylvania | amenity=library |
| University and college academic libraries in the United States | building=university, site=university, amenity=library, amenity=university, type=site |