I dont want to get your hopes up but in most cases a full image of the coin of both sides are required to make an accurate assumption of a coin. But I can tell you with certainty this is a example of a combination of circulation and a worn die.
Next time, please don't post the same thread three times. If your internet connection accidentally had multiple orgasms, please use the "Report" function to ask the mods to combine them. Chris
This thread is just on the RPM question.. The other 2 are on the Doubled or not question. I thought it was 3 of the same also.
The image of the mintmark is posted in all three of the threads. He should still try to clean up his own mistakes. Chris