CLOGWYN DU'R ARDDU IS POSSIBLY THE BEST FACE FOR SERIOUS ROCK CLIMBING IN THE WHOLE OF SNOWDONIA, WITH MANY ROUTES GRADED EXTREMELY SEVERE - A FACT BORNE OUT BY THE NUMBER OF CLIMBING FATALITIES WHICH HAVE OCCURRED THERE OVER THE YEARS.  HAVING LIVED IN THE AREA FOR OVER 50 YEARS I AM INFORMED THAT THE CLIMBING IS SUPERB AND CHALLENGING - BUT CARE HAS TO BE TAKEN TO SELECT A ROUTE WITHIN THE CLIMBER'S ABILITIES.  THIS IS A BOOK FROM THE "CLIMBER'S CLUB GUIDE TO WALES" SERIES AND LISTS ALL THE ROUTES ON THIS FEARSOME FACE, AND DETAILS ALL THE STEPS AND HOLDS ALONG THESE ROUTES.  THE BOOK IS IN A FINE USED CONDITION BUT DOES BEAR INDICATIONS OF THE PREVIOUS OWNER - THE NELSON FIELD CENTRE LIBRARY. IT IS POCKET SIZED AND PLASTIC COVERED - IDEAL FOR USE OUT IN THE FIELD, AND I AM SELLING IT WITH AN UNCONDITIONAL GUARANTEE.