# Portable Document Format, version 1.5

> deprecated version of the Portable Document Format file format

**Wikidata**: [Q26085322](https://www.wikidata.org/wiki/Q26085322)  
**Source**: https://4ort.xyz/entity/portable-document-format-version-1-5


## References

1. RFC 3778: The application/pdf Media Type
2. PRONOM