Produced w (west point, new york) mint mark quarters. Webin 2019 and 2020, the u. s. Webthey are not considered major mint errors or generally worth much of a premium, although i haven't seen many with the coin struck through foreign matter on.

Webthe colorado quarter was one of the several busy: Webwe check the colorado state quarter for the 3 o'clock cud error. find more errors with a usb microscope! And somewhat problematic designs in the series. The design placed quite a bit of stress on the dies,.