Archive6471040TitleAP_2012_0048 - RCAHMW Colour Oblique Digital Aerial PhotographsLevelItemDescriptionRCAHMW colour oblique photograph of Cwmorthin slate quarry, view from east. Taken by Toby Driver on 13/01/2012.MediumPhoto.Imagesy
Archive6471043TitleAP_2012_0051 - RCAHMW Colour Oblique Digital Aerial PhotographsLevelItemDescriptionRCAHMW colour oblique photograph of Cwmorthin slate quarry. Taken by Toby Driver on 13/01/2012.MediumPhoto.Imagesy
Archive6471041TitleAP_2012_0049 - RCAHMW Colour Oblique Digital Aerial PhotographsLevelItemDescriptionRCAHMW colour oblique photograph of Cwmorthin slate quarry, linear workings to east of quarry. Taken by Toby Driver on 13/01/2012.MediumPhoto.Imagesy
Archive6190898TitleAP_2005_0554 - RCAHMW Colour Oblique Digital Aerial PhotographsLevelItemDescriptionRCAHMW digital colour oblique photograph of Cwmorthin Slate Quarry viewed from the north-west. Taken on 08/06/2005 by T.G. Driver.MediumPhoto.Imagesy
Archive6398883TitleDS2013_416_007 - Investigators' Digital PhotographyLevelItemDescriptionView of Cwmorthin quarry from the northMediumPhoto.Imagesy
Archive6398289TitleDS2013_416_001 - Investigators' Digital PhotographyLevelItemDescriptionDistant view of Cwmorthin and Wrysgan quarries from the northwestMediumPhoto.Imagesy
Archive6398881TitleDS2013_416_005 - Investigators' Digital PhotographyLevelItemDescriptionView of Cwmorthin quarry from the northMediumPhoto.Imagesy
Archive6429465Title960272 - Investigators' PhotographsLevelItemDescriptionQuarry mill, SW end and SE elevation, Cwmorthin Slate Quarry.MediumPhoto.Imagesn
Archive6148583Title94_CS_1899 - RCAHMW Colour Oblique Aerial PhotographsLevelItemDescriptionRCAHMW colour slide oblique aerial photograph of Cwmorthin Quarry (slate), Ffestiniog, taken by C.R. Musson, 09/10/94MediumPhoto.Imagesn
Archive6148586Title945188_46 - RCAHMW Black and White Oblique Aerial PhotographsLevelItemDescriptionRCAHMW Black and white oblique aerial photograph of Cwmorthin Quarry (slate), Ffestiniog, taken by C.R. Musson, 09/10/94MediumPhoto.Imagesn
Archive6074331TitleNMR Site FilesLevelItemDescriptionPhotocopy of a letter to RCAHMW, concerning Cwmorthin Slate Quarry, Ffestiniog, MerionethMediumGraphic.Imagesn
Archive6221235TitleF21_82_RAF_934_0026 - Royal Air Force Aerial Photography CollectionLevelItemDescriptionBlack and white vertical aerial photograph, taken by the RAF, showing Cwmorthin Slate Quarry, 195.MediumPhoto.Imagesy
Archive6398288TitleDS2013_416 - Investigators' Digital PhotographyLevelBatchDescriptionDigital photographs of Cwmorthin QuarryMediumSeven digital images. Photo.Imagesn
Archive6429441Title960272 - Investigators' PhotographsLevelBatchDescriptionCwmorthin Slate Quarry complex: Photo survey comprising 6 B&W prints taken by S. R. Hughes, September 1996.Medium6 prints. Photo.Imagesn
Archive6190897TitleAP_2005_0556 - RCAHMW Colour Oblique Digital Aerial PhotographsLevelItemDescriptionRCAHMW digital colour oblique photograph of Cwmorthin Slate Quarry viewed from the east. Taken on 08/06/2005 by T.G. Driver.MediumPhoto.Imagesy
Archive6422141TitleWMPT239 - Welsh Mines Preservation TrustLevelBatchDescriptionDigital photos of Cwmorthin Slate Quarry, with cover sheet.Medium51 images. Photo, Text.Imagesn
Archive6355453TitleAP_2007_3082 - RCAHMW Colour Oblique Digital Aerial PhotographsLevelItemDescriptionRCAHMW colour oblique aerial photograph of Cwmorthin Slate Quarry, in a landscape view from the south. Taken on 06 September 2007 by Toby DriverMediumPhoto.Imagesy
Archive6355454TitleAP_2007_3081 - RCAHMW Colour Oblique Digital Aerial PhotographsLevelItemDescriptionRCAHMW colour oblique aerial photograph of Cwmorthin Slate Quarry, in a landscape view from the south. Taken on 06 September 2007 by Toby DriverMediumPhoto.Imagesy
Archive6471056TitleAP_2012_0064 - RCAHMW Colour Oblique Digital Aerial PhotographsLevelItemDescriptionRCAHMW colour oblique photograph of Cwmorthin slate quarry, view from west. Taken by Toby Driver on 13/01/2012.MediumPhoto.Imagesy
Archive6469239TitleAP_2011_3092 - RCAHMW Colour Oblique Digital Aerial PhotographsLevelItemDescriptionRCAHMW colour oblique photograph of Cwmorthin Slate Quarry, with digital frame error. Taken by Toby Driver on 20/07/2011.MediumPhoto.Imagesy
Archive6471042TitleAP_2012_0050 - RCAHMW Colour Oblique Digital Aerial PhotographsLevelItemDescriptionRCAHMW colour oblique photograph of Cwmorthin slate quarry, linear workings to east of quarry. Taken by Toby Driver on 13/01/2012.MediumPhoto.Imagesy
Archive6398880TitleDS2013_416_004 - Investigators' Digital PhotographyLevelItemDescriptionView of Cwmorthin and Wrysgan Quarries from the northMediumPhoto.Imagesy
Archive6398879TitleDS2013_416_003 - Investigators' Digital PhotographyLevelItemDescriptionView of Cwmorthin and Wrysgan Quarries from the northMediumPhoto.Imagesy
Archive6398882TitleDS2013_416_006 - Investigators' Digital PhotographyLevelItemDescriptionView of waste tips from Cwmorthin quarry in lakeMediumPhoto.Imagesy
Archive6429462Title960272 - Investigators' PhotographsLevelItemDescriptionQuarry terrace, N elevation, Llyn Cwmorthin in the foreground, Cwmorthin Slate Quarry.MediumPhoto.Imagesn
Archive6429464Title960272 - Investigators' PhotographsLevelItemDescriptionQuarry terrace, N elevation, Llyn Cwmorthin in the foreground, Cwmorthin Slate Quarry.MediumPhoto.Imagesn
Archive6148585Title945188_47 - RCAHMW Black and White Oblique Aerial PhotographsLevelItemDescriptionRCAHMW Black and white oblique aerial photograph of Cwmorthin Quarry (slate), Ffestiniog, taken by C.R. Musson, 09/10/94MediumPhoto.Imagesn
Archive6148581Title94_CS_1896 - RCAHMW Colour Oblique Aerial PhotographsLevelItemDescriptionRCAHMW colour slide oblique aerial photograph of Cwmorthin Quarry (slate), Ffestiniog, taken by C.R. Musson, 09/10/94MediumPhoto.Imagesn
Archive6148587Title94_CS_1898 - RCAHMW Colour Oblique Aerial PhotographsLevelItemDescriptionRCAHMW colour slide oblique aerial photograph of Cwmorthin Quarry (slate), Ffestiniog, taken by C.R. Musson, 09/10/94MediumPhoto.Imagesn
Archive6148584Title945188_45 - RCAHMW Black and White Oblique Aerial PhotographsLevelItemDescriptionRCAHMW Black and white oblique aerial photograph of Cwmorthin Quarry (slate), Ffestiniog, taken by C.R. Musson, 09/10/94MediumPhoto.Imagesn
Archive6148582Title94_CS_1897 - RCAHMW Colour Oblique Aerial PhotographsLevelItemDescriptionRCAHMW colour slide oblique aerial photograph of Cwmorthin Quarry (slate), Ffestiniog, taken by C.R. Musson, 09/10/94MediumPhoto.Imagesn
Archive6190899TitleAP_2005_0555 - RCAHMW Colour Oblique Digital Aerial PhotographsLevelItemDescriptionRCAHMW digital colour oblique photograph of Cwmorthin Slate Quarry viewed from the west. Taken on 08/06/2005 by T.G. Driver.MediumPhoto.Imagesy
Archive6398878TitleDS2013_416_002 - Investigators' Digital PhotographyLevelItemDescriptionView of Cwmorthin and Wrysgan quarries from the northwestMediumPhoto.Imagesy
Archive6469230TitleAP_2011_3082 - RCAHMW Colour Oblique Digital Aerial PhotographsLevelItemDescriptionRCAHMW colour oblique photograph of Cwmorthin Slate Quarry. Taken by Toby Driver on 20/07/2011.MediumPhoto.Imagesy
Archive6438784TitleDMHC04_156 - Dr Michael Harrison CollectionLevelSub-groupDescriptionColour slides showing sites and buildings in Dr Harrison's classification "Slate - 10470".Medium20 slides. Photo.Imagesn
