4 books • 3 series
Geology of the Dorset Coast
Devonian Ammonoids from the Appalachians and Their Bearing on International Zonation and Correlation (Special Papers in Palaeontology, No 21)
A Correlation of Devonian Rocks in the British Isles (Special reports of the Geological Society, No 8)
Geologists' Association Guides (Guides S., #22)