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(433) Weight, Dr. T. A Monograph on the British Fossil Echino- 

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(434) Beckett, H. On the Recent Discovery of Cannel Coal in North 

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(435) Daties, D. C. Tourists' Guide to Llangollen and its Vicinity, 

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(436) On the Bala Limestone and its Associated Beds in North 



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(437) FALCONEn, Dr. H. On the Asserted Occurrence of Flint Knives 

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(438) Glassbkook, — On Sinking through a Bed of Quicksand. 

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(439) Hicks, H. On the Lower Lingula Flags of St. Davids, Pem- 

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(440) Maw, G. Praeglacial and Glacial Drift, Geol. Mag. vol. i. p. 

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(441) Percy, Dr. J. Metallurgy [vol. ii.]. Iron and Steel. (Analy- 

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(442) Readwin, T. a. On the Recent Discovery of Gold near Bala 

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(443) Salter, J. W. On some New Fossils from the Lingula-flags 

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(444) A Monograph of the British Trilobites. Parti. Falm- 



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(445) Symonds, Rev. W. S. Notes on a Ramble through Wales. A 

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(446) Anon. [Accounts of Excursions.] He}). Osivestry Field Club, 

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(448) BiNNEY, E. W. Remarks on the Genus Polyporites. Ibid. 

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(449) Brown, T. F. The Caerphilly Mineral District. Trans S. 

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(450) Davies, D. C. The Outlier of Carboniferous Limestone near 

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(451) A Walk over the 'Ash-bed' and 'Bala Limestones,' 



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(452) Account of Excursion (Oswestry and Welshpool Nat. 



Field Club). Ibid. p. 427. 



