Just spent a couple minutes with Google, they dont seem to be worth much more than a regular used Red Ryder. Although as you know when buying things at a banquet your really just making a donation and taking something home with you as a bonus. From what I have seen DU items actually sell for less than a non DU items especially guns. Unfortunately the interest in DU is just not as it was, too bad its an excellent organization.
Would be nice to see a picture sounds like a nice little plinker. I have a couple of Daisy's that i shoot with my boys from time to time, great little rifles!