Wales North 1926. Map illustrating the Geology of the District around Towyn and Abergynolwyn (Merioneth), colour
Wales North 1926. Map illustrating the Geology of the District around Towyn and Abergynolwyn (Merioneth), colour printed folded map at 1:63,360 (1 in =1mile) 21.5 x 25.5cm, in ‘The Geology of the District around Towyn and Abergynolwyn (Merioneth).’ extract from Quarterly Journal the Geological Society, v.82. 1926. By Ralph M Jehu. Pp.465-490. Map and text in very good condition.