Police have been in Wisbech today in the hope of encouraging someone to come forward with the vital information they need to find the killer of Una Crown.
Officers have been putting up posters and urging members of the East Cambridgeshire community to think back one year to the day of the murder.
Una Crown was stabbed to death before her body was burned at her home at Magazine Lane.
No-one has been charged with her murder.
Dt Sgt Graham McMillan led today's appeal.
A year on since the murder of Una Crown from Wisbech, police are making a fresh appeal for witnesses.
Murdered pensioner Una Crown's niece has appealed for help to catch her killer six months after she was found dead in her Wisbech home.
The niece of murderered pensioner Una Crown has called for the public to help catch her killer.