Wales South 1924. Geological Map Illustrating the Carboniferous Limestone Series between the Ewenny Valley and the Taff Valley, colour

Wales South 1924. Geological Map Illustrating the Carboniferous Limestone Series between the Ewenny Valley and the Taff Valley, colour- printed folded map at 1:31,680 (2 ins = 1 mi), 21 x 57cm and Geological Map Illustrating the Carboniferous Limestone Series between the Taff Valley and Ebbw Valley in ‘The Carboniferous Limestone Series on the South-Eastern Margin of the South Wales Coalfield’ extract from Proceedings of the Geological Society, v.73. 1917. By Frank Dixey and Thomas F Sibly. Pp.111-164. Maps and text in very good condition.