Archive6460049TitleAP_2008_2707 - RCAHMW Colour Oblique Digital Aerial PhotographsLevelItemDescriptionRCAHMW colour oblique photograph of Hills Tramroad: Pwll Du Tunnel North Portal and Dyne Steel's Incline, Blaenavon. Taken by Toby Driver on 10/10/2008.MediumPhoto.Imagesy
Archive6473094TitleAP_2012_2216 - RCAHMW Colour Oblique Digital Aerial PhotographsLevelItemDescriptionRCAHMW colour oblique photograph of Pwll Du, showing Hills Tramroad and Pwll Du Tunnel north entrance. Taken by Toby Driver on 22/05/2012.MediumPhoto.Imagesy
Archive6482433Title910314_10 - NMR Site FilesLevelItemDescriptionView of entrance to tunnel.MediumPhoto.Imagesn
Archive6482434Title910314_10 - NMR Site FilesLevelItemDescriptionView of entrance to tunnel.MediumPhoto.Imagesn
Archive6129696TitleBE1_15 - RCAHMW Uplands Initiative Blaenavon East Survey ArchiveLevelItemDescriptionColour slide of North Portal, Pwll Du Tunnel, Hill's Tramroad, from the RCAHMW Uplands Initiative survey of Blaenavon East, carried out out by Hayman and Horton, August, 2001.MediumPhoto.Imagesn
Archive6482432TitleNMR Site FilesLevelBatchDescriptionBlack and white photo survey showing Pwll Du Tunnel, north portal, taken by Iain Wright, 23rd January 1992.Medium4 photos. Photo.Imagesn
Archive6062436TitleMM224 - Cadw Scheduling RecordsLevelSub-groupDescriptionFile of Cadw scheduled monument records for North Portal, Pwll Du Tunnel, Hill's Tramroad (MM224) , consisting of scheduling notices, accompanied by Field Monument Warden reports. Files stored in scheduled monument number order.MediumText, Cartographic.Imagesn
Archive6518724TitleCAM001-01-6582-00 - Cadw Registered Files CollectionLevelSub-groupDescriptionClosed registered file, ref. no. CAM001-01-6582-00, Pt.1 transferred from Cadw, concerning Pwll Du Tramroad Tunnel, Northern Entrances and site of Lower Rank, Torfaen - scheduling case. Includes colour images.MediumCartographic, Photo, Text.Imagesn
Archive6473096TitleAP_2012_2218 - RCAHMW Colour Oblique Digital Aerial PhotographsLevelItemDescriptionRCAHMW colour oblique photograph of Pwll Du, showing Hills Tramroad and Pwll Du Tunnel north entrance. Taken by Toby Driver on 22/05/2012.MediumPhoto.Imagesy
Archive6473095TitleAP_2012_2217 - RCAHMW Colour Oblique Digital Aerial PhotographsLevelItemDescriptionRCAHMW colour oblique photograph of Pwll Du, showing Hills Tramroad and Pwll Du Tunnel north entrance. Taken by Toby Driver on 22/05/2012.MediumPhoto.Imagesy
Archive6427763Title2002-0102 - Investigators' PhotographsLevelItemDescriptionHill's Tramroad: Pwll Du Tunnel, north portal by road-side.MediumPhoto.Imagesn
Archive6482436Title910315_2 - NMR Site FilesLevelItemDescriptionView of entrance to tunnel.MediumPhoto.Imagesn
Archive6482435Title910314_9 - NMR Site FilesLevelItemDescriptionView of entrance to tunnel.MediumPhoto.Imagesn
