One large frame, wood of course. You can just use tulip or red pine for fathead. There are shops (on line is none in your area). Mount fathead on wood.
Then, for the cards, have a large frame crafted from same wood. Cards arranged chronologically, with theme card in middle:
9
9
1
9
10
Have a mat cut out for them, which the cards are recessed into, with a double mat for the frame (navy blue, or whatever Twins color you want to use.)
Visit a couple of wood shops; give them your ideas.
Doing it once. It will be on the wall a long time and can get passed down.
https://www.irontimbers.com/tables
You're in Mennonite/Amish country. Visit the largest church and ask for a woodworker. They will know one within their group.