Pembrokeshire Slate Industry: Colour slides and black/white illustration showing distribution of Slate quarries and works in SW Wales outside Pembrokeshire. Also includes images of Capel Gwyn slate steps and gravestones. Collected or produced by former Royal Commissioner D.G.Tucker and his wife, Mary. Some of the material appears in an illustrated contribution 'The Slate Industry of Pembrokeshire and its Borders' published in the 'Industrial Archaeology Review', Vol. III, Number 3, Summer 1979.
