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Keywords from Image Description:
Celtiagh Ellanagh PQ. en Diagram of Insular Celtic languages according to the PQ system Based on The Celtic Languages edited by Donald MacAulay Cambridge University Press ISBN Manx language version of diagram gv Diagram dy hengaghyn Ellanagh Celtiagh rere'n chorys PQ Rere The Celtic Languages er ny reaghey liorish Donald MacAulay