Rhif ArchifTeitlLefelDisgrifiadCyfrwngDelweddauRhif Archif6441649TeitlDS2015_230 - Investigators' Digital PhotographyLefelBatchDisgrifiadInvestigators' Digital Photography of Floor 1 to Floor 0 incline, Diffwys Slate Quarry.Cyfrwng1 image. Photo.DelweddaunRhif Archif6441650TeitlDS2015_230_001 - Investigators' Digital PhotographyLefelItemDisgrifiadView looking north-east of the counter-balance incline (far left of photograph) operating between Floor 1 and Floor 0 of Diffwys Slate Quarry.CyfrwngPhoto.Delweddauy
