In a message dated 98-01-30 16:03:04 EST, [log in to unmask] writes: > I would avoid the use of either heat or cold. Heat causes > expansion and cold cause shrinkage. Neither is advisable for historic > materials. Oh, you can get away with it, for 3 out of 4 projects, but > on the forth you'll be very sorry. I'd have to agree with you.... Thanks to everyone who contributed their thoughts! - Adrienne