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50 years of Guaranteed Irish - a timeline
From its inception in 1974 to the celebration of a very successful 50 years with the issuing of a commemorative stamp - we look at some of the highlights of the last five decades
An Taoiseach Leo Varadkar with David McRedmond, CEO An Post, and Brid O'Connell, CEO Guaranteed Irish, at the launch of the stamp to mark the 50th year of Guaranteed Irish.