Names for this agent
- William King Gregory
- William K. Gregory (preferred)
- Gregory, W. K. (author)
- No media showing this agent
- student of Bashford Dean
- student of Henry F. Osborn
- Ernest E. Williams student of William K. Gregory
- Not a collector of any material in MCZbase
- Not a collector of any material in MCZbase
- Not a preparator of any material in MCZbase
- None
- None