Jewellery and cash were taken from three homes burgled by thieves on a two-day crime wave across town.
Thieves smashed a French door between 3.15pm on March 4 and 10.45pm on March 6 in Ravencroft, Bicester and stole unknown items.
Jewellery was stolen from a home in Ash Lane, Ambrosden, between 6pm on March 4 and 2.15pm on March 5 and cash was stolen from another home in Ravencroft, Bicester, between 8.10pm on March 4 and 4pm on March 5.
Police think the three burglaries are linked.
Anyone with information should call designated investigator James Guinivan, of Banbury Local CID, on 101.
Alternatively, contact Crimestoppers anonymously on 0800 555 111.