I can only speak about NM sales, but they were sold from 1955 to 1973. There was evidently an interruption in 1968 after a limited number were sold, but sales were resumed in 1969. I've seen the annual figures in a DCM document.
I can only speak about NM sales, but they were sold from 1955 to 1973. There was evidently an interruption in 1968 after a limited number were sold, but sales were resumed in 1969. I've seen the annual figures in a DCM document.