Copy of a drawing depicting an accident at Tymawr/Lewis Merthyr Colliery, 23 Aug 1971

Scope and Content

Original envelope annotated 'Mr Dennis Simon, Area Safety Engineer, L S Negs from Drawings and Photographs of Various Reportable Accidents, Sep -Oct 1971.

Custodial History

Original National Coal Board negative number: D5/757. Original Glamorgan Archives Box number: DNCB/48/5.