Lifting yolk girder in place
1939 January 5
- Title
- Lifting yolk girder in place
- Collection
- Caltech Photographs
- Series
- Photographs of Academic Divisions and Departments
- Sub-Series
- Astronomy (Astrophysics)
- Dates
- 1939 January 5
- Extents
- 1 photographs
1939 January 5