# NGC 921

> galaxy

**Wikidata**: [Q1040218](https://www.wikidata.org/wiki/Q1040218)  
**Source**: https://4ort.xyz/entity/ngc-921


## References

1. A Digital Archive of H I 21 Centimeter Line Spectra of Optically Targeted Galaxies
2. SIMBAD
3. Comparison LEDA/SIMBAD octobre 2002. Catalogue to be published in 2003
4. The 6dF Galaxy Survey: final redshift release (DR3) and southern large-scale structures
5. The Two Micron All Sky Survey (2MASS)
6. Cosmicflows-3