Buildings - Pembrokeshire
The tall "Cornish Engine House" of Grove Colliery / Stepaside / Pleasant Valley.
Grove colliery pit was sunk in 1853 . Anthracite coal was extracted from here -
1858 to 1884 .The Colliery was disused by 1907.
Ref: 9514
Date: 17/11/2011
Location: SN 1394.0712