# union list

> complete list of library holdings for materials (1) of a specific type, (2) on a certain subject, or (3) in a particular field, compiled for resource sharing

**Wikidata**: [Q113997912](https://www.wikidata.org/wiki/Q113997912)  
**Source**: https://4ort.xyz/entity/union-list-q113997912


## References

1. Medical Subject Headings
2. Art & Architecture Thesaurus
3. ODLIS: Online Dictionary for Library and Information Science
4. [Source](https://www.iamslic.org/unionlist/index.php)
5. Health Sciences Descriptors