TY - RPRT A1 - Kortlandt, Frederik H. H. T1 - More on the chronology of Celtic sound changes N2 - Graham Isaac’s recent monograph (2007) deals with the chronology of Celtic sound changes. Remarkably, the author completely disregards the relative chronology which I published 28 years earlier (1979). In the following I shall discuss the main issues on which our views differ. KW - Keltische Sprachen KW - Lautwandel Y1 - 2010 UR - http://publikationen.ub.uni-frankfurt.de/frontdoor/index/index/docId/14823 UR - https://nbn-resolving.org/urn:nbn:de:hebis:30-1157472 UR - http://www.kortlandt.nl/publications/art268e.pdf SP - 1 EP - 5 ER -