http:///ZZSI164Y1970.html

quote:

The Regulations amend the Road Traffic (Signs) Regulations, 1962 to provide for the use of the Irish version only of place-names in Gaeltacht areas on informative signs within the Gaeltacht. The Regulations also provide for the use on informative signs of the Irish version only of a place-name outside the Gaeltacht where the spelling of that place-name is similar in Irish and in English.

In 1974, long before Eamonn Ó Cuiv entered politics...