Building 76-B river works, 60-inch stage
1930 May 20
- Title
- Building 76-B river works, 60-inch stage
- Collection
- Caltech Photographs
- Series
- Photographs of Academic Divisions and Departments
- Sub-Series
- Astronomy (Astrophysics)
- Dates
- 1930 May 20
- Extents
- 1 photographs (negative)
- Abstract
- Fused quartz mirror development.