Yep, I'm doing the "PSA rainbow" of the '77 Topps Mark Fidrych rookie card, and I'm also dumb enough to do the half grades.
I now have 13 of the possible 18 grade levels in the run, so I'm over 2/3 of the way there.
That's a really sharp looking Killebrew run as well, John! You've made some solid progress already. Good luck with the rest!
Here's what I have so far:
some notes on the run:
I've got all the upper grades covered, ie. 8 - 10, so the expensive cards are done. It's the lower half grades that have become tough to find. As of today, only one 4.5 exists, and there's only two 2.5s.
On the bright side, the PSA 1.5 in my collection is currently a 1/1
, and my PSA 6.5 is a pop 2! While it would be easy to purposely rough up a card to get the PSA 1, I'm going to try to do this naturally by buying & submitting cards just as they arrive. The search continues...