W. Geoffrey Duffield
1907 to 1915
- Title
- W. Geoffrey Duffield
- Collection
- George Ellery Hale Papers
- Series
- Director’s Files of the Mount Wilson Observatory
- Identifier
- HaleGE_10_00_154_03
- Dates
- 1907 to 1915
- Extents
- 54 pages
- Existence and Location of Copies
- This folder is represented in the microfilm edition of the Hale Papers by reel 86, frames 451 to 504.