Burglars ripped a safe containing cash off a charity shop wall in Northampton before fleeing.
Northamptonshire Police is appealing for witnesses following the burglary in Kingsley Park Terrace, Kingsley, last week.
Offenders broke into the British Red Cross premises between 7pm on Thursday, February 5 and 8.20am the following morning.
They ran off with a safe which had been bolted to a wall, containing cash.
Witnesses or anyone with information is asked to call Northamptonshire Police on 101. Alternatively, information can be given anonymously to Crimestoppers on 0800 555 111.