# Zone System

> photographic technique

**Wikidata**: [Q219915](https://www.wikidata.org/wiki/Q219915)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/Zone_System)  
**Source**: https://4ort.xyz/entity/zone-system


## References

1. [Source](https://github.com/JohnMarkOckerbloom/ftl/blob/master/data/wikimap)
2. Freebase Data Dumps. 2013
3. National Library of Israel Names and Subjects Authority File