UPDATE 11.49am: We have found Barry safe and well. Thank you to everyone who shared our appeal.
Have you seen Barry? The 83-year-old is missing from the Lincoln area.
He is thought to be wearing a grey jumper and shorts, and white stockings on his legs. Barry also wears glasses.
If you have seen Barry, or have any information that could help us to find him, please call 101 quoting Incident 106 of 24 June.