Dear LIS Forum members, We would appreciate it very much, if any one could arrange to send the soft copy of the following article which is required by our Professor. C C Patterson: Historical changes in integrity and worth of scientific knowledge. Geochim. Cosmochim. Acta 58(1994):3141 Thanks and regards -- YASHWANT G KANADE Librarian Centre for Ecological Sciences Indian Institute of Science BANGALORE - 560012, Karnataka, INDIA kanade@ces.iisc.ernet.in -- This message has been scanned for viruses and dangerous content by MailScanner, and is believed to be clean.