When you say NGC missed it, was attribution requested as well as grading and the appropriate extra fee included with submission?
This OP has been given advice, reference links etc. time and time again. He does not want to learn. Read his posting history, self explanatory
[IMG]
Prior to 1990 the mintmarks were handpunched into the die. When you see the MM displaying the same type of doubled image as the date and other...
Separate names with a comma.