A PUB drinker sustained a broken jaw after being punched in the face in Beaconsfield.
Police said the 39-year-old was standing with two other men near the bar in The Swan at about 11pm on May 4 when he was punched in the jaw.
It caused the victim to fall backwards and cut his head on a table.
He was taken to Wexham Park Hospital before being transferred to Northwick Park Hospital for treatment. He has since been discharged.
Police said the alleged attacked is described as a white male in his thirties. He is about 5ft 7ins tall of medium to stocky build with short brown hair. He was wearing a white, short-sleeved hooded top.
Investigating officer, Det Con Nigel Elmes from Amersham Force CID said: “The man who attacked the victim was inside The Swan pub for approximately 15 minutes before the assault took place.
“The pub was extremely busy at the time and I would appeal to any customers who may be witnesses to this incident to call police.”
Contact police on the 101 enquiry line with any information about the attack or, alternatively, call Crimestoppers on 0800 555 111.
• Police said a 33-year-old man from Hazlemere has been arrested on suspicion of wounding/inflicting grievous bodily harm without intent and has been released on police bail until June 17.