# Robert-Richard Zapp

> German World War II U-boat commander

**Wikidata**: [Q1973525](https://www.wikidata.org/wiki/Q1973525)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/Robert-Richard_Zapp)  
**Source**: https://4ort.xyz/entity/robert-richard-zapp


## References

1. Die deutschen U-Boot-Kommandanten (1 ed.)
2. [Source](http://www.ubootarchiv.de/ubootwiki/index.php/Richard_Zapp)
3. Der U-Boot-Krieg, 1939-1945
4. [Source](https://uboat.net/men/decorations/ritter_winners.htm)
5. TracesOfWar
6. [Source](https://uboat.net/boats/u66.htm)
7. [Source](http://www.ubootarchiv.de/ubootwiki/index.php/3._U-Flottille)