Archive NumberTitleLevelDescriptionMediumImagesArchive Number2022-03-17_2474Title9 inch 6764_02_940 - Swansea to Abergavenny Electricity Transmission LineLevelItemDescriptionPrint of black and white photograph showing aerial view of Bryn Pyllog, Glamorganshire, annotated with chinagraph. Photographed by Fairey Surveys Ltd for the National Coal Board on 27th March 1968. Grid Reference: SO0907Medium1 black and white nine-inch printImagesn
