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2. The Hampshire Basin and Adjoining Areas;Chatwin;Br. reg. Geol,1936
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4. Microflore et microplankton des Woolwich Beds (Swanscombe, Kent);Gruas Cavagnetto;Pollen et Spores,1970
5. A New Fish Fauna from the Woolwich Bed (Sparnacian) of Herne Bay, Kent;Gurr;Proc. Geol. Ass.,1962