Model (scale 1:8) of auxiliary valve percussion rock drill
Model (scale 1:8) of auxiliary valve percussion rock drill, on tripod
Details
- Category:
- Mining & Ore Dressing
- Object Number:
- 1904-92
- type:
- model
- credit:
- Ingersoll Sergeant Drill Co.
Model (scale 1:8) of auxiliary valve percussion rock drill, on tripod
