Guests and staff at the US Embassy in Phoenix Park, Dublin, celebrate American Independence Day..1980-07-04.4th July 1980.04/07/1980.07-04-80..Photographed at the US Ambassador's Residence,  Phoenix Park...Guests and staff at the US Embassy in Phoenix Park, Dublin, celebrate American Independence Day..1980-07-04.4th July 1980.04/07/1980.07-04-80..Photographed at the US Ambassador's Residence,  Phoenix Park...Fergus O'Brien, the mayor of Dublin and his wife (centre) pose for the camera with other guests in the marquee during festivities...