2019 W SanAntonio quarter 2009 D Mariana Island (completes my second State Quarter book) 1946, 1949, 1953 Wheats 2 2009D Pennie’s 1991 Helvetica 20 (have not researched this one yet) My first W in months!
It is a 20 rappen. But I will go out on a limb and say it is not a proof. I've found proof-like Swiss coins with somewhat regularity.