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DEIRDRE KESSEL-BROWN St Patrick's Purgatory: Two Versions of 'Owayne Miles' and 'The Vision of William of Stranton' together with the long text of the ‘Tractatus de Purgatorio Sancti Patricii’, Early English Text Society, Original Series, 298, by Robert Easting 62.1 (1993), 121-121 DOI:10.2307/43629513
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