1. Maps. Geological Survey,1850
2. Observations on the Structure of the Border Country of Salop and North Wales, and of some Detached Groups of Transition Rocks in the Midland Counties;Yates;Trans. Geol. Soc., Ser. 2,1827
3. On the Older Pal˦ozoic Rocks of North Wales;Sedgwick;Quart. Journ. Geol. Soc.,1845
4. On the Discovery of Fossils in the Millstone Grit near Oswestry;Davies;Report Oswestry and Welshpool Nat. Field Club,1860
5. The Carboniferous Limestone and Cefn-y-Fedw Sandstone of the Country between. Llanymynech and Minera;Morton,1879