20-inch mirror disc for 1/10 scale model telescope, rear surface up
1937 February
- Title
- 20-inch mirror disc for 1/10 scale model telescope, rear surface up
- Collection
- Caltech Images Collection
- Series
- Academic Divisions and Departments
- Sub-Series
- Astronomy (Astrophysics)
- Identifier
- 10.19-101
- Dates
- 1937 February
- Extents
- 1 photographs