THIS IS A VERY NICE EXAMPLE OF A MISPERFORATED STAMP. IT OCCURRED ON SCOTT 357 THE 4 CENT RICHARD BENNETT STAMP PART OF THE PRIME MINISTER SERIES ISSUED NOVEMBER 8, 1955. IT IS A USED STAMP AND IS IN VERY NICE CONDITION. FOR OTHER ITEMS OF PHILATELIC INTEREST ESPECIALLY ERROR STAMPS INCLUDING TAGGING PLEASE VISIT MY OTHER ADS.