Archif6462037TeitlAP_2009_0886 - RCAHMW Colour Oblique Digital Aerial PhotographsLefelItemDisgrifiadRCAHMW colour oblique photograph of Mynydd y Drum culvert. Taken by Toby Driver on 06/02/2009.CyfrwngPhoto.Delweddauy
Archif6055191TeitlANC_3411_1 - Cadw Registered Files CollectionLefelSub-groupDisgrifiadClosed registered file, ref. no. ANC/3411/1, transferred from Cadw, concerning Tramroad at Ystradgynlais, Ystradgynlais Lower/Higher and Dylais Higher, Powys and West Glamorgan, Breconshire, scheduling.CyfrwngText.Delweddaun
Archif6061662TeitlGM399 - Cadw Scheduling RecordsLefelSub-groupDisgrifiadFile of Cadw scheduled monument records for Mynydd-y-drum Culvert 1, Bft (GM399) , consisting of scheduling notices, accompanied by Field Monument Warden reports. Files stored in scheduled monument number order.CyfrwngText, Cartographic.Delweddaun
Archif6055192TeitlANC_3411_16 - Cadw Registered Files CollectionLefelSub-groupDisgrifiadClosed registered file, ref. no. ANC/3411/16, transferred from Cadw, concerning Tramroad at Ystradgynlais, Ystradgynlais Lower/Higher and Dylais, Powys and W.Glamorgan, planning applications.CyfrwngText.Delweddaun