Phillips, J. (1848). The Malvern Hills, compared with the Palaeozoic Districts of Abberley, Woolhope, May Hill, Tortworth, and Usk. Memoirs of the Geological Survey of Great Britain and the Museum of Practical Geology in London. 2(1): 1-330.
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Phillips, J.
1848
The Malvern Hills, compared with the Palaeozoic Districts of Abberley, Woolhope, May Hill, Tortworth, and Usk
Memoirs of the Geological Survey of Great Britain and the Museum of Practical Geology in London