If there are any 1971 Partridge Family trading card experts out there, help is needed in sorting this issue out! There were 3 series of cards each with a different frame color - yellow (1st), blue (2nd) and green (3rd).

If there are any 1971 Partridge Family trading card experts out there, help is needed in sorting this issue out! There were 3 series of cards each with a different frame color - yellow (1st), blue (2nd) and green (3rd).