Donna, since all else has failed, why not try asking some of the people who deal in old posters? There are lots of them listed on Google, and most of them have a "contact us" or "help" function. Rudi Franchi would be a good person to start with: http://www.pbs.org/wgbh/pages/roadshow/series/appraisers/f-k/franchi.html Good luck Edie in Maine