There are some great archival sprays, tapes, encasing plastics, etc. on this website. I use their stuff all of the time and it's top notch. They just sent me an e-mail with a "priority code" but I'm not sure what's on sale: VISIT OUR WEBSITE TODAY Use your Priority Code C4142 http://www.LightImpressionsDirect.com 800-828-6216 Good luck! Alison Scott - researching Baird/Beard/Yoder/Eshleman/Norris/Fordemwalt