a 
Quart. Journ. Geol. Soc. Vol. XL. Pl. - 
Index. 
Diabase sheets b&b pete + SKE TCH Map 
dykes 
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Furuswe felste & xx xxx GEOLOGY of tue S! Davin's District. 
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Scale I Inch t a Mile. 
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Duahase Ureecies disheets A 
Guartflodte Proocty c 
Flatic tuff e- 
Aglamerats vga 
Brecevas i 
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Hallelizee fled 3 
St DAVID'S HEAD 4 
rf By 
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Trwyn hwrddyn 
Whitesand 
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