Model of Heaton's self closing trap-door
Model of Heaton's self closing trap-door (scale 1.16) (with brass truck)
Details
- Category:
- Mining & Ore Dressing
- Object Number:
- 1865-70
- Materials:
- brass
- type:
- model
- credit:
- Geological Museum (Jermyn St.)
Model of Heaton's self closing trap-door (scale 1.16) (with brass truck)
