Chris: >The index was kept by the late Margaret Audin. As to its fate, I too would >like to know. Thanks - that is indeed the name I now recall. (A Google search on her name did not provide an answer.) Cheers Brian -- School of Computing Science, University of Newcastle, Newcastle upon Tyne, NE1 7RU, UK EMAIL = Brian.Randell@ncl.ac.uk PHONE = +44 191 222 7923 FAX = +44 191 222 8232 URL = http://www.cs.ncl.ac.uk/~brian.randell/