[USED] Llechwedd Slate Caverns (1976 edition)
Jones, Ivor Wynne, Quarry Tours Ltd, 1976, PB, 24pp (PS)
£1.00
[USED] Llechwedd Slate Caverns (1980 edition)
Jones, Ivor Wynne, PB, 25pp, Llechwedd Slate Caverns 1986 (PS)
£1.00
[USED] Llechwedd Slate Caverns (1986 Edition)
Ivor Wynne Jones, PB, 25pp, 1986 Llechwedd Slate Caverns (PS)
£1.00
[USED] The Welsh Slate Centre, A working Museum, Handbook for the Museum, and information relating to the Welsh Slate Industry
Dr Dafydd Roberts, A5, Sb, 48pp 1988
£1.00
[USED] Llechwedd its Slate and its people
Ivor Wynne Jones, SB, 24pp, Colour phot1974 Llechwedd Slate Mines 2nd edition,
£2.00
[USED] Llechwedd Slate Caverns Silver Jubilee Edition (1997)
Ivor Wynne Jones, Sb, 24pp, Llechwedd Slate Caverns 1997 (PS)
£2.00
[USED] The Memoirs of Samuel Holland, one of the pioneers of the North Wales Slate Industry
Sir William I I Davies, Sb, 32pp, The Merioneth Historical and Record Society Extra Series 1 Number 1 November 1952
£2.00
[USED] A Gazeteer of the Welsh Slate Industry
Alun John Richards, SB, 239 pages, Gwasg Carreg Gwalch, 1991.
£3.00
[USED] The Slate Quarries of Pembrokeshire
Alun John Richards, PB ,196pp, 20 black and white photographs and 14 maps. Excellent Condition.
£3.00
[USED] Quarrying Industry in Wales A History Y Diwydiant Chwareli Yng Nghymru
Ian Thomas, Sb, 224pp, National Stone Centre 2015
£7.00