Between 11am and 11.20am on Friday 8 August 2014, a pair of antique, stipple engravings were stolen along with some white and floral Yves Delorme towels.
Officers are asking anyone who recognises the woman from the images to contact the police.
They would also like to hear from anyone who believes they have been offered the items for sale, to contact them.
Anyone who can assist the investigation is asked to contact North Yorkshire Police on 101, select option 2 and ask for PC Janine Walker or email Janine.firstname.lastname@example.org
If you wish to remain anonymous, you can pass information to Crimestoppers on 0800 555 111.
Please quote reference 12140136448 when passing on information about this crime.