| Description | Including loose printed reports, comprising interim report entitles "The Use of Wetting Agents for the Suppression of Air-Borne Dust", the 14th report of the Coal Dust Research Committee, the Monmouthshire and South Wales Coal Owners' Association, Dec 1944, and "Dust Suppression in the Lancashire Coalfield: First Report, A General Survey", the Lancashire and Cheshire Joint Coal Dust Committee, March 1945 |