Posted By:
Trae R.Marty,
I did use Photoshop, yes. I did pretty extensive work on the area inside the border on some of the cards. That's what took so long. It was not so bad though, when compared to having done the entire T206 set last year.
Here are most of the base images I used to create the set gallery:
http://tinyurl.com/2g22nw
Turner Engle provided any cards the LOC missed. (Thanks Turner!)
Here are a few examples of before and after:

I had 22 weeks / 2 quarters of Photoshop in college, but in the end it's really not much more than creative use of the "Stamp Tool".