# Recommendation T.30 (11/1988): Procedures for document facsimile transmission in the general switched telephone network

> superseded recommendation/international standard from the International Telecommunication Union

**Wikidata**: [Q26985451](https://www.wikidata.org/wiki/Q26985451)  
**Source**: https://4ort.xyz/entity/recommendation-t-30-11-1988-procedures-for-document-facsimile-transmission-in-the-general-switched-telephone-network