Special grinding tool for cylindrical holes in ribbed back of 120-inch disk
- Title
- Special grinding tool for cylindrical holes in ribbed back of 120-inch disk
- Collection
- Caltech Images Collection
- Series
- Academic Divisions and Departments
- Sub-Series
- Astronomy (Astrophysics)
- Identifier
- 10.22.57-1
- Extents
- 1 photographs (negative)