Ordovician ash-flow tuffs in eastern Snowdonia [by] M.F. Howells, B.E. Leveridge and C.D.R. EvansMalcolm Fletcher Howells · First published 1973Open the Tome
Exemptions and beneficial employment by Evan Davies and speeches in opening the discussion thereon by Mrs Alderman E. Wainwright and F.A. RingEvan Davies · First published 1938Open the Tome
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