# Telegraph. Optical calendar for 1858

> Swedish poetry

**Wikidata**: [Q65523434](https://www.wikidata.org/wiki/Q65523434)  
**Source**: https://4ort.xyz/entity/telegraph-optical-calendar-for-1858


## References

1. Project Runeberg
2. [Swedish Literature Bank. 2012](https://litteraturbanken.se/författare/SehlstedtE/titlar/Telegrafen)
3. LIBRIS