# IS tank family

> series of Soviet heavy tanks, made 1943 to 1966 (in service to 1990)

**Wikidata**: [Q779903](https://www.wikidata.org/wiki/Q779903)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/IS_tank_family)  
**Source**: https://4ort.xyz/entity/is-tank-family


## References

1. [Source](https://github.com/JohnMarkOckerbloom/ftl/blob/master/data/wikimap)
2. Freebase Data Dumps. 2013