James,
Do you know why SGC gave the Cobb card a SGC Authentic grade rather than giving a number grade? Is it trimmed or alterred in some way?
In the past, SGC has given number grades to color variation cards. The following is a 1948 Leaf Stan Musial that SGC graded 50:
http://www.legendaryauctions.com/Lot...px?lotid=92808
Thank you,
Wes