ORDINARILY EACH SIDE OF THIS STAMP HAS A TAGGING BAR. ON THESE STAMPS ONE IS ABSENT ON THE LEFT AND THE OTHER ON THE RIGHT. THESE ERRORS OCCURRED ON SCOTT 950 THE 30 CENT MAPLE LEAF COIL STAMP ISSUED MAY 11, 1982. MISPERORATED. PART OF THE RIGHT PRINT OF THE STAMP IS ON THE LEFT HAND SIDE. THEY ARE IN VERY NICE CONDITION. BOTH ARE USED STAMPS. FOR OTHER ITEMS OF PHILATELIC INTEREST ESPECIALLY ERROR STAMPS PLEASE VISIT MY OTHER ADS.