- Publication venue
- Washington :Carnegie Institution of Washington,1925.
- Publication date
- Field of study
- Publication venue
- [Washington] : Carnegie institution of Washington,
- Publication date
- Field of study
- Publication venue
- Washington :Carnegie Institution of Washington,1928.
- Publication date
- Field of study
- Publication venue
- [Washington] :The Carnegie institution of Washington,1927.
- Publication date
- Field of study