# 37 mm automatic air defense gun M1939

> anti-aircraft gun of Soviet origin

**Wikidata**: [Q701703](https://www.wikidata.org/wiki/Q701703)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/37_mm_automatic_air_defense_gun_M1939_(61-K))  
**Source**: https://4ort.xyz/entity/37-mm-automatic-air-defense-gun-m1939


## References

1. The World's Armies
2. Twentieth-Century Artillery
3. Freebase Data Dumps. 2013