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Group of 34 men, all stewards/officials at Dinorwig Quarry, taken at an official event. Mr Owen William Humphreys can be seen on the back row, fifth from left - he was a steward at Dinorwig Quarry between 1946 and 1969. Also in the photograph, standing beside Mr Owen William Humphreys, is Mr Eric Lyall (back row, fourth from left). Mr Lyall was killed in a rock fall at Dinorwig Quarry, the final fatal accident at the quarry (8th September 1966). Photographers stamp on reverse.
