200-inch telescope dome building--pouring the mezzanine floor
1937 April 12
- Title
- 200-inch telescope dome building--pouring the mezzanine floor
- Collection
- Caltech Photographs
- Series
- Photographs of Academic Divisions and Departments
- Sub-Series
- Astronomy (Astrophysics)
- Dates
- 1937 April 12
- Extents
- 1 photographs