$10 1963-A FRN 2nd Digit MISMATCHED SERIAL NUMBER ERROR E63 / E64 PMG Superb Gem 67EPQ

The second digits in the serial number are mismatched creating a 63/64 error on this near-perfect $10 FRN from the Richmond district. This is a far more elusive mismatch giving one collector an opportunity to fill a likely void in his/ her collection of mismatched serial numbers. Preserved in pristine condition and graded PMG Superb Gem Uncirculated 67EPQ...this example is tied for the Finest Known!