File A4/80. - Application of the 8-hour day to levels and drifts,

Replies to questionnaires sent out by the Coal Owners Association to its members requesting information concerning drifts and slopes at collieries, number of men employed, output, and methods of travel by miners to work, along with tabulated summary of the responses; printed correspondence between W.G. Dalziel and H.M. Inspectors of Mines concerning the application of the 8-hour day provisions of the Coal Mines Regulations Act 1908, and to levels and drifts; letters sent by colliery owners to W.G. Dalziel with information about the admission of H.M. Inspectors to the mines and the times allowed for lowering and raising men in drifts and slopes in the Newport, Cardiff and Swansea districts.