Police say they are concerned for the welfare of a man who has been missing for almost a week.
Simon Martin, 37, from Aylesbury was reported missing on Tuesday July 12 and was last seen in Aylesbury town centre the following day.
He is white, around 5ft 2ins, of a heavy build, with brown eyes and dark brown/black medium length hair.
He wears glasses and often carries a backpack.
Investigating officer PC Arun Robertson, of Patrol Team 3 based at Aylesbury police station, said: “We would like to find Simon as we are concerned for his welfare.
“We are appealing to anyone who has seen a man matching Simon’s description to contact us, or if Simon sees this appeal then please get in touch.
“If you have any information please contact the 24-hour Thames Valley Police enquiry centre on 101 quoting reference 718 12/07.
“If you do not want to speak directly to police you can contact the independent charity Crimestoppers anonymously on 0800 555 111.”