# Ivanovsky Patch
**Wikidata**: [Q4196678](https://www.wikidata.org/wiki/Q4196678)  
**Source**: https://4ort.xyz/entity/ivanovsky-patch


## References

1. [Source](http://www.libussr.ru/doc_ussr/usr_8454.htm)
2. [Source](https://ru_monuments.toolforge.org/wikivoyage.php?id=4710106001)