Rockne Knuth, 1979, Wisconsin artist, winner of numerous awards, & contest. This is a signed & Numbered art print. This is a very nice older Duck stamp print, 44, years old, very Rarely on the market! This print will get a great. Deal of Attention with your friends! Your chance to load up on a Rockne Knuth stamp print. Item: Wisconsin Duck Stamp print. Age: 1979, 44, years Rare Item. Remark: Very low number. Rarity: Very, Rare item. Notes: I have more Martin R.