MADE IN || WEST GERMANY on the front, no manufacturer on disc.
Thanks to Keith Hirsch for this scan.
MADE IN WEST || GERMANY on the front, MADE IN W. GERMANY BY PDO in the hub area.
These are the only four disc variations that I am aware of.
front cover of the booklet
Back cover, "Printed in West Germany" with UPC.
Only known back inlay for the target disc.
Notes: This disc is uncommon.