Horizontal Section No. 43 (1858). Across Vale of Clwyd, Wenlock Shale W. of Ruthin, Moel-fammau, Flintshire Coalfield between the Mold and Dee, through Chester and Delamere. Geological Survey of GB. 2ndHorizontal Section No. 43 (1858). Section across the Vale of Clwyd, Denbighshire, the Wenlock Shale west of Ruthin, Moel fammau, the Flintshire Coalfield between the Mold and the Dee, through the New Red Sandstone of Chester and Delamere. Geological Survey of GB. 2nd edition. Located on Old Series one inch maps 79sw, and 80sw &se. Hand coloured engraving 67 x 98cm, 1: 10,560 scale (6= 1mile). Flat, linen backed, age toned, soiled on left and right