20-inch telescope--looking at the photometer mount
1951 August 3
- Title
- 20-inch telescope--looking at the photometer mount
- Collection
- Caltech Images Collection
- Series
- Academic Divisions and Departments
- Sub-Series
- Astronomy (Astrophysics)
- Identifier
- 10.22.21-3
- Dates
- 1951 August 3
- Extents
- 1 photographs