Webwe check the colorado state quarter for the 3 o'clock cud error. find more errors with a usb microscope! The design placed quite a bit of stress on the dies,. Produced w (west point, new york) mint mark quarters.

Webthe colorado quarter was one of the several busy: Less than 5% of quarters produce in 2019 and 2020 have a w mint mark. And somewhat problematic designs in the series. Webin 2019 and 2020, the u. s.