Sheet 20, Old Series 1". 1884. Somerset, Devon, Glamorgan. Hand-coloured
Sheet 20, Old Series 1". 1884. Somerset, Devon, Bristol Channel, Quantocks, Glamorgan, Topography 1809, railways inserted 1884, issued 1912, no geological dates. Portlock on west edge, Bridgewater on east, Barry on north shore. Hand-coloured engraving, 67 x99cm, flat, linen-backed with punched holes in right margin for hanging. Soiled but bright. In in fair to good condition.