Posted By:
JimCrandellI too think that high grade depends on the age of the card with the caveat that nothing under a 7 is ever high grade.
My cut off would be in pre-war a 7 can be a high grade. For 1948-69 a 8 is high grade and from 1970 to the present it needs to be a 9 to be in high grade.
Great topic!