The following two books are not available from the BL, and are not listed on COPAC either. Can anyone help with a loan of them please? Evolving the Alien: The Science of Extraterretrial Life Jack Cohen and Ian Stewart Ebury Sept 2002 0 09 187927 2 XTL: Extraterrestrial Life and How to Find It Simon Goodwin and John Gribbin Weidenfield Aug 2002 1 84188 193 7 Many Thanks Sarah Steele R61 Library Rutherford Appleton Lab Chilton Didcot Oxon OX11 0QX