A bomb was placed in a holdall outside Dixons Photographic shop on Park Street which exploded just before 8 pm.
Nine minutes later another more powerful bomb detonated in a dustbin 30 yards away.
[1] The blasts injured 20 people and was part of the IRA's bombing campaign in England.
Eight days before Bristol, a bomb exploded in England at The Corridor in Bath, causing severe damage.
[3] On 17 December 1978 Bristol was targeted by the IRA again in a bombing near Maggs Department Store in Clifton that injured at least seven people.