# Fortification plan, 1

> drawing and description of a fortification, 1

**Wikidata**: [Q115479926](https://www.wikidata.org/wiki/Q115479926)  
**Source**: https://4ort.xyz/entity/fortification-plan-1


## References

1. [Source](https://sok.riksarkivet.se/arkiv/3pi8yaejfQHBaC4czmGZG6)