BACON, G. - Geological Map of England and Wales - two sheets [ taken from From Bacon's Atlas of the British Isles.]

no date given, approximately 1880. 2 double page, guard mounted, plates from an atlas, each 34 x 50 cm, numbered 62 & 63 engraved hand coloured maps with detailed key on northern sheet, First Edition thus, splits at top and bottom of centre folds, a little edge wear, good + condition, engraved area 30 x 49 cm, map.