Scottish Section 4. (1871). From Auchendrane near Ayr through the Ayr, Kilwinning and Dalry CJoalfields to the Firth of Clyde near Fairlie.
Scottish Section 4. (1871). From Auchendrane near Ayr through the Ayr, Kilwinning and Dalry CJoalfields to the Firth of Clyde near Fairlie. London: Geological Survey Office. Crosses Scottish one inch geological maps 14, 21 and 22. Flat hand-coloured engraving, 69 x 99 cm, at 1:63,360 and x6 vertical exaggeration. Clear plate impression, clean, colours bright, a very few marginal minor tears. In very good condition.