# U-3503

> 1944 Type XXI submarine

**Wikidata**: [Q10708353](https://www.wikidata.org/wiki/Q10708353)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/German_submarine_U-3503)  
**Source**: https://4ort.xyz/entity/u-3503


## References

1. The Submarine War, 1939-1945
2. [Source](http://www.ubootarchiv.de/ubootwiki/index.php/U_3503)
3. [Source](https://uboat.net/boats/u3503.htm)
4. [Source](https://uboat.net/technical/shipyards/schichau.htm)