Horseshoe on floor mill at East Pittsburgh Works
1938 March
- Title
- Horseshoe on floor mill at East Pittsburgh Works
- Collection
- Caltech Photographs
- Series
- Photographs of Academic Divisions and Departments
- Sub-Series
- Astronomy (Astrophysics)
- Dates
- 1938 March
- Extents
- 1 photographs
- Abstract
- Work was done at Westinghouse Electric Plant. Note cam and switches in foreground for operating screw feed for saddle on boring bar. Astrophysics.