# Department bulletin

> Washington, D.C.Supt. of Docs., G.P.O., 1923-1929.

**Wikidata**: [Q51462954](https://www.wikidata.org/wiki/Q51462954)  
**Source**: https://4ort.xyz/entity/department-bulletin


## References

1. Biodiversity Heritage Library
2. ISSN Portal
3. Library of Congress Online Catalog
4. National Collective Archive of Periodicals