Ducks Unlimited Lithograph. THE CHALLENGE ,Bugling Bulls   Overall size 40 1/2 x 30 1/2, Litho size 30 x 21.  I won this in an auction 30 years ago in Petersburg, Alaska. At that time it had a value of $1200 and tickets were $10 each. It is in excellent condition. Buyer to pay freight and insurance. OBO