Judd, J.W. (1874). ‘The Secondary Rocks of Scotland; on the Ancient Volcanoes of the Highlands and the Relations of Their Products to the Mesozoic’, extract
Judd, J.W. (1874). ‘The Secondary Rocks of Scotland; on the Ancient Volcanoes of the Highlands and the Relations of Their Products to the Mesozoic’, extract from the Quarterly Journal of the Geological Society, v.30, pp.220-302 + two foldout colour printed plates, comprising ‘Sketch Map Illustrating the Structure of the Volcano of Mull’ at 1:253, 440 (21 x 29cm) and ‘Sections Illustrating the Relations of the Volcanic rocks in the Islands of Mull and Rum’ (21 x 38cm). Text and figures age-toned and clean. In very good condition.