when a blank planchet enters the stamping machine. sticker wells and borders stamped at the same time as the numbers.
base color painted before anything is stamped on the plate.
1966 border is embossed and painted, but nothing else
See also Prototypes
1976 motorcycle infamous "SOUTH CAROLNIA"
2 different "A" dies used
Omissions and Extras
Truck plate missing leading "P" prefix
College of Charleston missing "CH" prefix
Greenville Children's Hospital double "BB" prefix