Concrete mix for horseshoe
1939 August 28
- Title
- Concrete mix for horseshoe
- Collection
- Caltech Images Collection
- Series
- Academic Divisions and Departments
- Sub-Series
- Astronomy (Astrophysics)
- Identifier
- 10.22.4-2
- Dates
- 1939 August 28
- Extents
- 1 photographs