Placing prime focus cage on observing floor
1938 October 25
- Title
- Placing prime focus cage on observing floor
- Collection
- Caltech Images Collection
- Series
- Academic Divisions and Departments
- Sub-Series
- Astronomy (Astrophysics)
- Identifier
- 10.22.3-39
- Dates
- 1938 October 25
- Extents
- 1 photographs