Archif6425070TeitlDS2014_476_001 - Investigators' Digital PhotographyLefelItemDisgrifiadView of Porthmadog Harbour from the northeast.CyfrwngPhoto.Delweddauy
Archif6456045TeitlAP_2007_3634 - RCAHMW Colour Oblique Digital Aerial PhotographsLefelItemDisgrifiadRCAHMW colour oblique photograph of Porthmadog Harbour;Porthmadoc Harbour. Taken by Toby Driver on 08/10/2007.CyfrwngPhoto.Delweddauy
Archif6549036TeitlAP2020_0225_0003 - RCAHMW Colour Oblique Digital Aerial PhotographsLefelItemDisgrifiadPorthmadog harbour and associated railway station, Porthmadog. Oblique aerial photograph taken during the Royal Commission?s programme of archaeological aerial reconnaissance by Toby Driver on 12th July 2013.CyfrwngPhoto.Delweddauy
Archif6549034TeitlAP2020_0225_0001 - RCAHMW Colour Oblique Digital Aerial PhotographsLefelItemDisgrifiadPorthmadog harbour and associated new Snowdon Wharf and railway station, Porthmadog. Oblique aerial photograph taken during the Royal Commission?s programme of archaeological aerial reconnaissance by Toby Driver on 12th July 2013.CyfrwngPhoto.Delweddauy
Archif6438608TeitlDMHC04_043 - Dr Michael Harrison CollectionLefelSub-groupDisgrifiadColour slides showing sites and buildings in Dr Harrison's classification "Docks - 10180".Cyfrwng17 slides. Photo.Delweddaun
Archif6425069TeitlDS2014_476 - Investigators' Digital PhotographyLefelBatchDisgrifiadDigital photo survey of Porthmadog Harbour by Brian Malaws on 19 July 2013.CyfrwngOne image. Photo.Delweddaun
Archif6050574Teitl90_CS_0189 - RCAHMW Colour Oblique Aerial PhotographsLefelItemDisgrifiadSlide of RCAHMW colour oblique aerial photograph of Portmadog Harbour, taken by C.R. Musson, 1/4/1990.CyfrwngPhoto.Delweddauy
Archif6064329Teitl965065_68 - RCAHMW Black and White Oblique Aerial PhotographsLefelItemDisgrifiadRCAHMW black and white oblique aerial photograph of Portmadog Harbour, taken by C R Musson, 06/05/1996.CyfrwngPhoto.Delweddaun
Archif6549040TeitlAP2020_0225_0007 - RCAHMW Colour Oblique Digital Aerial PhotographsLefelItemDisgrifiadGreaves and Oakeley's wharf at Porthmadog Harbour, Porthmadog. Oblique aerial photograph taken during the Royal Commission?s programme of archaeological aerial reconnaissance by Toby Driver on 12th July 2013.CyfrwngPhoto.Delweddauy
Archif6140949Teitl2000_CS_0224 - RCAHMW Colour Oblique Aerial PhotographsLefelItemDisgrifiadRCAHMW colour slide oblique aerial photograph of Portmadog Harbour, Porthmadog, taken by T.G.Driver on the 30/03/2000CyfrwngPhoto.Delweddaun
Archif6140948Teitl005032_71 - RCAHMW Black and White Oblique Aerial PhotographsLefelItemDisgrifiadRCAHMW Black and white oblique aerial photograph of Portmadog Harbour, Porthmadog, taken by T.G.Driver on the 30/03/2000CyfrwngPhoto.Delweddaun
Archif6456047TeitlAP_2007_3636 - RCAHMW Colour Oblique Digital Aerial PhotographsLefelItemDisgrifiadRCAHMW colour oblique photograph of Porthmadog Harbour;Porthmadoc Harbour. Taken by Toby Driver on 08/10/2007.CyfrwngPhoto.Delweddauy
Archif6438544TeitlWSP_75 - Welsh Slate Publication CollectionLefelItemDisgrifiadFfigur 217. Map yn dangos datblygiad harbwr Porthmadog. Yn seiliedig ar (h) hawlfraint a hawl cronfa ddata'r Goron 2014. Rhif trwydded yr Arolwg Ordnans 100022206CyfrwngGraphic.Delweddaun
Archif6438489TeitlWSP_37 - Welsh Slate Publication CollectionLefelItemDisgrifiadFigure 217. Map showing development of Porthmadog harbour Based upon ? Crown copyright and database rights 2014. Ordnance Survey licence no. 100022206CyfrwngGraphic.Delweddaun
Archif6508261TeitlDGT_10_2 - Tucker CollectionLefelBatchDisgrifiadColour slides showing views of Llechwedd Quarries, Porthmadoc Foundry, Porthmadoc Harbour, Tremadoc Market Hall, Penrhyn Quarries and Penrhyn Port. Images taken between 1970-1979. This sheet includes 6 commercial slides of 'Ceudwll Llechwedd Slate Caverns' and 'The Harbour, Portmadoc'.Cyfrwng1 sheet. Photo.Delweddaun
Archif6549035TeitlAP2020_0225_0002 - RCAHMW Colour Oblique Digital Aerial PhotographsLefelItemDisgrifiadPorthmadog harbour and associated new Snowdon Wharf and railway station, Porthmadog. Oblique aerial photograph taken during the Royal Commission?s programme of archaeological aerial reconnaissance by Toby Driver on 12th July 2013.CyfrwngPhoto.Delweddauy
