Location: Abertillery, Ebbw Fach Vale

Gwent

1918 postalisch befördert (stamped in 1918)

published by HB & S Ltd., Bristol

1914 postalisch befördert (stamped in 1914)

  published by S.C. Holman, Stationer, Abertillery and Blaina

for more informations to this coal mine please follow this links:

http://www.welshcoalmines.co.uk/Gwent/GrayColliery.htm

http://en.wikipedia.org/wiki/Abertillery