From the 1966 Kerry South By-Election a leaflet from Labour Party candidate Michael Moynihan. The by-election was caused by the death of Fianna Fail TD Honor Crowley. The by-election was won by John O’Leary who held the seat until his retirement in 1997. Michael Moynihan polled 4,849 votes. (result here)
On the “Brendan Corish The Man for Ireland” side of the leaflet he mentions how “Munster -with its Land and Labour Leagues was the cradle of the Labour Movement in this country”.
Irish Election Literature 
[…] Then from the 1966 Kerry South By-Election “Brendan Corish The Man for Ireland” leaflet from Michael Moynihan of Labour […]