Police today continue the search to find Allan McTeir who mysteriously went missing on June 18.
He was seen last in the Lambeth area of London. Authorities have described Mr McTeir as white, 5ft 8ins tall, with a medium build. He has grey/white hair and a beard, and is balding.
The last contact he made before his disappearance was a text from around the area of Heathrow Bus Station on June 19.
A Police Scotland spokesperson said: “We are keen for any information that can help us trace his current whereabouts.
“Anyone who has seen or heard from Allan since he went missing should contact Police Scotland on 101.”