That is one of the better Kennedys out there with how generic most look. I'm sure a simple message to him would correct his typo
John Wayne had a movie horse named Dollor I want to share this webpage with you https://truewestmagazine.com/the-duke-and-dollor/
Huh. How 'bout that. Added to my trivia knowledge just now. Did The Duke not know how to spell "dollar", one wonders? Or is our Kennedy half seller a John Wayne fan? Who knows!
Maybe he was thinking of the word dolorous because he was sad that the coin was not in pristine condition.