# The Blue Envelope Mystery

> 1916 film by Wilfrid North

**Wikidata**: [Q21183749](https://www.wikidata.org/wiki/Q21183749)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/The_Blue_Envelope_Mystery)  
**Source**: https://4ort.xyz/entity/the-blue-envelope-mystery


## References

1. Entertainment Identifier Registry