Armenian Karabakh from North Pole

SENT FROM NORTH POL STATION OF USSR (RUSSIA) IN 1991 TO SCOTT BASE OF NEW ZEALAND IN SOUTH POL. BUT SCOTT BASE WAS ALREADY CLOSED AND COVER RETURN TO KARABAKH ARMENIA IN JULY 1991. WITH POSTMARK OF CHRISTCHURCH (NEW ZEALAND) OF MAY 1991. VERY INTERESTING!!!