# The Dark Frontier

> novel by Eric Ambler

**Wikidata**: [Q7728940](https://www.wikidata.org/wiki/Q7728940)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/The_Dark_Frontier)  
**Source**: https://4ort.xyz/entity/the-dark-frontier


## References

1. Internet Speculative Fiction Database