Jane, there was a discussion regarding archival-quality bags on my website a few weeks ago. You can find it at the follwing URL: http://www.archaeologyfieldwork.com/cgi-bin/yabb/YaBB.cgi?board=marketplace;action=display;num=1075363625 The following websites were mentioned as sources: www.universityproducts.com, GTBAG.com and www.stoneyknoll.com/bags.html. Hope this helps... Jennifer Palmer Webmaster, archaeologyfieldwork.com http://www.archaeologyfieldwork.com _________________________________________________________________ Watch high-quality video with fast playback at MSN Video. Free! http://click.atdmt.com/AVE/go/onm00200365ave/direct/01/