You're the only one that does this.
I haven't seen anyone go after one card like that, but its pretty cool. That's what's fun about collecting! It's whatever you want to do!
Good luck with it!
"I see great things in baseball. It's our game--the American game. It will take our people out-of-doors, fill them with oxygen, give them a larger physical stoicism. Tend to relieve us from being a nervous, dyspeptic set. Repair these losses, and be a blessing to us." -Walt Whitman