http://paulmessier.com/PM/PDF/CleaningColor.PDF here's a series of tests conducted using a number of solvents to clean photographic media and the conclusions on the degree of success/failure. worth tucking this reference away for future reference k -- No virus found in this outgoing message. Checked by AVG Anti-Virus. Version: 7.0.289 / Virus Database: 265.4.1 - Release Date: 11/19/04