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Photographic album containing 42 photographs of Powell Duffryn Steam Coal Co. collieries, c1923. All apart from the last three have a handwritten caption stating which colliery they are from. Contains 10 photographs of Bargoed, 1 of Britannia, 6 of Llantrisant, 3 of Llanharan, 5 of Deri, 1 of Groesfaen, 4 of Tredomen Works, 2 of Penallta, 1 of Ellit, 1 of New Tredegar, 1 of Provender Plant, 2 of Middle Duffryn, 2 of Taff Merthyr (showing the sinking in the 1920s), and three unidentified.
