Source for Tyvek envelopes

The Preservation Team at our university library is looking for a
source for expandable tyvek envelopes, in a variety of sizes, that
could be used as archival enclosures.  A large order was placed over
5 years ago, and we are needing to find a current supplier.  Any
suggestions would be appreciated.

Marty Hartford
Hale Library Preservation Team
Kansas State University

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                  Conservation DistList Instance 12:1
                 Distributed: Wednesday, June 10, 1998
                        Message Id: cdl-12-1-016
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