LevelItemDescription1 colour print showing the main hall under construction at Dinorwig Power Station; collated by the former Central Office of Information.ArchiveCOI - Central Office of Information Photographic CollectionDateArchive Number6210998
LevelItemDescription1 b/w print showing construction of the central hall at Dinorwig Power Station; collated by the former Central Office of Information.ArchiveCOI - Central Office of Information Photographic CollectionDateArchive Number6210991
LevelItemDescription1 b/w print showing view along the outlet valve gallery at Dinorwig Power Station; collated by the former Central Office of Information.ArchiveCOI - Central Office of Information Photographic CollectionDateArchive Number6210984
LevelItemDescription1 b/w print showing view along the outlet valve gallery at Dinorwig Power Station; collated by the former Central Office of Information.ArchiveCOI - Central Office of Information Photographic CollectionDateArchive Number6210985
LevelItemDescription1 large-scale b/w photograph showing interior of hall at Dinorwig Power Station; collated by the former Central Office of Information.ArchiveCOI - Central Office of Information Photographic CollectionDateArchive Number6211008
LevelItemDescription1 colour print showing one of the six main inlet valves at Dinorwig Power Station; collated by the former Central Office of Information.ArchiveCOI - Central Office of Information Photographic CollectionDateArchive Number6210999
LevelItemDescription1 large-scale b/w photograph showing interior of hall during construction at Dinorwig Power Station; collated by the former Central Office of Information.ArchiveCOI - Central Office of Information Photographic CollectionDateArchive Number6211009
LevelItemDescription1 b/w photograph showing tunnel during construction at Dinorwig Power Station; collated by the former Central Office of Information.ArchiveCOI - Central Office of Information Photographic CollectionDateArchive Number6211012
LevelItemDescription1 b/w print showing construction of the central hall at Dinorwig Power Station; collated by the former Central Office of Information.ArchiveCOI - Central Office of Information Photographic CollectionDateArchive Number6210990