Placing P. C. cage on telescope tube
1940 October 21
- Title
- Placing P. C. cage on telescope tube
- Collection
- Caltech Images Collection
- Series
- Academic Divisions and Departments
- Sub-Series
- Astronomy (Astrophysics)
- Identifier
- 10.22.4-44
- Dates
- 1940 October 21
- Extents
- 1 photographs