15 June 1842  to Thomas Morgan, of Breams Eaves, for a pit at Sander's Hill about 30 yards northwards from the lower corner of Thomas Morgan's patch, to get coal from the Trenchard, Coleford High Delf and all the veins above them.
GRO EL 238
The Prince of Wales Iron Mine and Colliery was acquired in 1855 by the Ebbw Vale Co. Ltd.

F3 632
14 July 1884 Prince of Wales to be re-granted ­ surrendered by Ebbw Vale Co.

1 September 1884 Prince of Wales regrant held up due to doubt over the rights of a Free Miner.

15 October 1888  Granted to Benjamin Gwilliam.

F3 542
8 January 1889  Prince of Wales, Flour Mill & Princess Royal, all property of Mr. Richard Watkins. Prince of Wales opened but not being worked.  If barriers removed and good pumps put in at Park Gutter could work all three through pits and Dyke's Level.  The Bowson Pits of the Princess Royal could also be worked by means of a cut-out from the Flour Mill.  Mr. Watkins also working Park Hill and Little Brockhollands Colliery and wants to cut a cart way through the barrier to act as a wind way.
He will raise coal from the Bowson Pit and from a small shaft recently sunk on the Flour Mill gale.
Good pumping plant to Flour Mill - he would move it to Park Gutter.