Or, The Ancient Welsh Grammar, Which Was Compiled By Royal Command In The Thirteenth Century By Edeyrn The Golden Tongued, To Which Is Added Y Pum Llyfr Kerddwr... » 

Or, The Ancient Welsh Grammar, Which Was Compiled By Royal Command In The Thirteenth Century By Edeyrn The Golden Tongued, To Which Is Added Y Pum Llyfr Kerddwriaeth, Or The Rules Of Welsh Poetry, Originally Compiled By Davydd D «