MADE IN WEST GERMANY BY POLYGRAM on front,
MADE IN W. GERMANY BY PDO is etched around the center hole.
Note that there is no outer mirror band, can be found with West German or US inserts.

MADE IN || WEST GERMANY, no manufacturer on disc.
This variation can be found with the West German inlay without UPC.
These are the only three disc variations that I am aware of.

front cover of the booklet

Rear tray insert, Printed in West Germany, no UPC.
The disc variations with the outer mirror band can be found with this back inlay.

Rear tray insert, Printed in West Germany, with UPC.

Rear tray insert, Printed in U.S.A., with UPC.
Note that the wings are the reverse of the above back cover.
Don't ignore this one if you run across it in the bins!
The second variation of this disc above turns up with US inserts sometimes.

Notes: This disc was not in print very long, and is scarce.
Not impossible to find, but does present a challenge. This disc does not turn up
on eBay very often.