Dangos 2 canlyniad

Letters and papers relating to disputes at Ffaldau, Great Anthracite Collieries, Llanelly; at Tynewydd; Ty Trist and Pochin Collieries, Tredegar; and the Ferndale, Tylorstown, Ebbw Vale, and Cwmbran collieries, among others.

Letters, papers and reports relating to disputes at the Court Herbert Colliery and other Dynevor Collieries; Tylorstown; The Great Western Colliery, Hopkinstown; Aberaman; Morfa; and particularly the Plymouth Collieries. Mainly 1880, 1886, and 1889-1893.