Missing North Oxford pensioner Greta Verdin may have been shopping in Summertown.
Detectives investigating her disappearance have received a report of a possible sighting of Mrs Verdin.
A woman matching her description was seen in Somerfield supermarket in Banbury Road, between 3.20pm and 3.30pm on November 28.
She was wearing brown suede calf-length boots, a black checked shirt and a woollen hat.
The only confirmed sighting of Mrs Verdin was at about 10pm on November 1, shortly after she went missing.
Anyone with information should call Oxford police on 01865 266333.
Comments: Our rules
We want our comments to be a lively and valuable part of our community - a place where readers can debate and engage with the most important local issues. The ability to comment on our stories is a privilege, not a right, however, and that privilege may be withdrawn if it is abused or misused.
Please report any comments that break our rules.
Read the rules hereComments are closed on this article