Couple-Gear Freight-Wheel
1905 to 1908
- Title
- Couple-Gear Freight-Wheel
- Collection
- George Ellery Hale Papers
- Series
- Director’s Files of the Mount Wilson Observatory
- Identifier
- HaleGE_10_00_153_19
- Dates
- 1905 to 1908
- Extents
- 43 pages
- Existence and Location of Copies
- This folder is represented in the microfilm edition of the Hale Papers by reel 85, frames 1277 to 1326.