Horizontal Section No. 12 (n.d. c1845) From the Ebwy River, near Monmouth, across the Forest of Dean, to Gloucester. Geological Survey of GB. 1st edition.Horizontal Section No. 12 (n. d. c1845) From the Ebwy River, near Cefn Crib, Monmouth, across the Forest of Dean, to Garden Cliff, Gloucester. Geological Survey of GB. 1st edition. Located on Old Series one inch maps 42ne, 56, 57ne. Hand coloured engraving 69 x103cm, 1: 10,560 scale (6= 1mile), flat. Soiled margins, tears in top and left sides, and minor marginal tears, but complete. Pencil annotations. Publication details, including the year, were