Police have released an e-fit image of a man wanted in connection with a burglary in Princes Risborough.
A box containing gold jewellery was stolen during the incident in Northfield Road.
At about 1.50pm on May 23, the victim returned home to find the door at the rear of her property open.
She then saw a man stood on the rear patio.
The man ran away from the house, followed by two other men, who ran out of the house in the same direction.
The man who was discovered on the patio is white and in his early 20s.
He was about 6ft 2ins or 6ft 3ins tall, of medium build, with a very round face and a squashed nose.
He was wearing a grey hooded top and white trainers.
Anyone with information should call Det Con Chloe Robinson on 101 or Crimestoppers anonymously on 0800 555 111.