Workings in Hafod Seam, Penrhiw Pit

Scope and Content

The plan is undated but shows workings dated [1917-1921]. Estate boundaries are shown on the plan. The plan appears to have previously formed part of a larger plan.

Administrative / Biographical History

The location shown on the plan corresponds roughly to Ordnance Survey, Glamorgan Sheet 28SW. National Grid Reference for Penrhiw Colliery: ST064889.

Custodial History

Previous reference number: DNCB/75/84