Rhif ArchifTeitlLefelDisgrifiadCyfrwngDelweddauRhif Archif6264764Teitl9300678_04 - NMR Site FilesLefelItemDisgrifiadGeneral view, NA/GL/93/65.CyfrwngPhoto.DelweddaunRhif Archif6294303Teitl9300681_03 - NMR Site FilesLefelItemDisgrifiadGeneral view, NA/GL/93/65.CyfrwngPhoto.DelweddaunRhif Archif6264765Teitl9300681_04 - NMR Site FilesLefelItemDisgrifiadGeneral view, NA/GL/93/65.CyfrwngPhoto.DelweddaunRhif Archif6055188TeitlANC_3409_1 - Cadw Registered Files CollectionLefelSub-groupDisgrifiadClosed registered file, ref. no. ANC/3409/1, transferred from Cadw, concerning Pontrhydyfen Aqueduct/Viaduct, Michaelston Higher/Cwmavon, West Glamorgan, scheduling.CyfrwngText.DelweddaunRhif Archif6055189TeitlANC_3409_2 - Cadw Registered Files CollectionLefelSub-groupDisgrifiadClosed registered file, ref. no. ANC/3409/2, transferred from Cadw, concerning Pontrydyfen Aqueduct/Viaduct, Michaelston Higher/Cwmavon, West glamorgan, works and application for grant.CyfrwngText.DelweddaunRhif Archif6205811TeitlAdditional InformationLefelItemDisgrifiadCopy of letter requesting information to support an application for the listing of Pontrhydyfen Railway Viaduct, from the borough surveyor of the Borough of Afan to Glamorgan Archives Service, dated 12 August 1980.CyfrwngText.DelweddaunRhif Archif6521352TeitlCAM001-01-3409-01 - Cadw Registered Files CollectionLefelSub-groupDisgrifiadClosed registered file, ref. no. CAM001-01-3409-01 (part 1) transferred from Cadw, relating to Pontrhydyfen Aqueduct/Viaduct - scheduling.CyfrwngText, Cartographic.DelweddaunRhif Archif6510658TeitlCSAM_HBB_97_05 - Cadw Scheduled Ancient Monument 35mm NegativesLefelSub-groupDisgrifiadColour photo surveys of scheduled ancient monuments in Glamorgan carried out by Helen Burnham, 1997.CyfrwngTwo sheets. Photo.DelweddaunRhif Archif6511651TeitlCSAM_JC_2005_09 - Cadw Scheduled Ancient Monument 35mm NegativesLefelSub-groupDisgrifiadColour photo surveys of scheduled ancient monuments in Glamorgan carried out by Joseph Cliff, 2005CyfrwngTwo sheets. Photo.DelweddaunRhif Archif6061656TeitlGM393 - Cadw Scheduling RecordsLefelSub-groupDisgrifiadFile of Cadw scheduled monument records for Pontrhydyfen Railway Viaduct (GM393) , consisting of scheduling notices, accompanied by Field Monument Warden reports. Files stored in scheduled monument number order.CyfrwngCartographic, Text.Delweddaun