Closeup of 20-inch disc in position for boring center hole
1936 December
- Title
- Closeup of 20-inch disc in position for boring center hole
- Collection
- Caltech Images Collection
- Series
- Academic Divisions and Departments
- Sub-Series
- Astronomy (Astrophysics)
- Identifier
- 10.19-100
- Dates
- 1936 December
- Extents
- 1 photographs