I would check the ART AND ARCHAEOLOGY TECHNICAL ABSTRACTS that your university
library should have. I would also contact your nearest historical society
museum and talk to their conservators.
 
Anita Cohen-Williams; Reference Services; Hayden Library
Arizona State University, Tempe, AZ  85287-1006
Tel: (602) 965-4579              FAX: (602) 965-9169
[log in to unmask]  Owner: HISTARCH, SPANBORD, SUB-ARCH