synchr ✭✭✭✭

It is this "depth" to collecting currency that is even more complex and intriguing than coins because we have serials numbers for both the note and the printing plates (View Post)

Yes, you have a keen eye ... when the numerical sequence contradicts the Series sequence then that is a Reverse COP. Also quite a bit more fun than those shiny discs because we keep track of the prin… (View Post)

Quick answer: They both have back plates of 1015 which is above the threshold (930 and higher) so are both Mules, just not stated on holder. Some background, in the animal kingdom a Mule is a halfbre… (View Post)

You are wise to be wary of high end notes that are not certified. The top two $100's appear monkey'ed with. These are very alluring notes for profiteers to "improve" their selling price as … (View Post)

First, get them authenticated and graded - I suggest PMG as they are the largest and most accepted grading company. I also agree that the #3 note seems very, very conservatively priced at $500. Then … (View Post)