Leaseholders
- 1853 - 1929 : Bolckow, Vaughan and Company
- 1929 – 1939 : Dorman Long and Company
| Year | Activity |
|---|---|
| 1869 | Eston deposit worked from south side of hill via Cleveland Railway. |
| 1897 | Connected underground with Eston, iron taken out from north side of hill. |
| 1915 | New surface tramway built to Eston |
