Mandatory Credit: Photo by ANL/REX (9117120a) Gerry Conlon One Of The Guildford Four Accused Of The 1974 Ira Guildford Pub Bombing. Conlon Served 15 Years In Prison After Being Wrongly Convicted Of Being A Provisional Ira Bomber. Box 756 1011051720 A.jpg. Gerry Conlon One Of The Guildford Four Accused Of The 1974 Ira Guildford Pub Bombing. Conlon Served 15 Years In Prison After Being Wrongly Convicted Of Being A Provisional Ira Bomber. Box 756 1011051720 A.jpg.