Josef Johnson at the controls of the 18-inch Schmidt telescope
1940
- Title
- Josef Johnson at the controls of the 18-inch Schmidt telescope
- Collection
- Caltech Images Collection
- Series
- Academic Divisions and Departments
- Sub-Series
- Astronomy (Astrophysics)
- Identifier
- 10.22.39-4
- Dates
- 1940
- Extents
- 1 photographs