Caltech has made available the following books by its faculty for free access recently Pls look at http://caltechbook.library.caltech.edu for more books made available Ballhausen, Carl J. and Gray, Harry B. Molecular electronic structures : an introduction, 1980 <http://caltechbook.library.caltech.edu/155/> Ballhausen, Carl A. and Gray, Harry B. Molecular orbital theory: an introductory lecture note and reprint volume, 1965 <http://caltechbook.library.caltech.edu/117/> Dence, Joseph B. and Gray, Harry B. and Hammond, George S. Chemical dynamics, 1968 <http://caltechbook.library.caltech.edu/156/> Gray, Harry B. Electrons and Chemical Bonding, 1965 <http://caltechbook.library.caltech.edu/130/> Langford, Cooper H. and Gray, Harry B. Ligand Substitution Processes, 1966 <http://caltechbook.library.caltech.edu/100/> -- Dr. S.Krishnan Head, Information Division National Chemical Laboratory Pashan Road PUNE 411008, INDIA e-mail: s.krishnan@ncl.res.in Tel: +91-20-25902650 Fax: +91-20-25902850 -- This message has been scanned for viruses and dangerous content by MailScanner, and is believed to be clean.