A laminated page having a carrier sheet; two barrier plies, at least one of which is laminated to the carrier sheet; and sample material enclosed between the two barrier plies. The present invention also relates to a method of making the laminated page, including a mass manufacturing method in a single...http://www.google.de/patents/US5928748?utm_source=gb-gplus-sharePatent US5928748 - Laminated page and method for making same
