John Floyd asks about quantification of the ceramic record from an excavation. You could contact: Chris Going, 63 Rock Road, CAMBRIDGE, CB1 4UG, United Kingdom Tel. +44 1223 247187 FAX +44 1223 413928 He has put a great deal of effort into methodologies for this, exemplified by his publication for the ceramics from the Roman town of Chelmsford. He should be able to give you the ideas you want. (I am afraid he works form home and is not accessible by e-mail). Peter Northover, Dept. of Materials, University of Oxford, [log in to unmask]