# boatswain's call

> pipe or a non-diaphragm type whistle used on naval ships by a boatswain

**Wikidata**: [Q893187](https://www.wikidata.org/wiki/Q893187)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/Boatswain's_call)  
**Source**: https://4ort.xyz/entity/boatswain-s-call


## References

1. Freebase Data Dumps. 2013
2. MusicBrainz