# postmark

> marking indicating the date and time that a mailed item was delivered into the care of the postal service

**Wikidata**: [Q1194406](https://www.wikidata.org/wiki/Q1194406)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/Postmark)  
**Source**: https://4ort.xyz/entity/postmark


## References

1. Integrated Authority File
2. [Nuovo soggettario](https://thes.bncf.firenze.sbn.it/termine.php?id=51194)
3. [Registros de autoridad de "Materia" de la Biblioteca Nacional de España. Spain open data portal](https://www.bne.es/media/datosgob/catalogo-autoridades/materia/materia-UTF8.zip)
4. Nuovo soggettario
5. BBC Things
6. FactGrid
7. National Library of Israel Names and Subjects Authority File
8. GF WordNet