Items of jewellery, a digital camera and cash have been stolen from a house in Thame.
Between 9am and 12.30pm on Wednesday July 20 offenders gained entry to an address in Churchill Crescent via a rear window.
Investigating officer PC David Simpkins said: “I would like to speak to anyone who witnessed the incident or who saw anyone acting suspiciously in the area around the time of the incident.
“If anyone has any information which could assist with the investigation please contact police.”
Anyone with any information about the incident should contact the police enquiry centre on 101.
Alternatively, you can contact Crimestoppers anonymously on 0800 555 111.