Police are seeking the driver of a small red car to help them solve three house burglaries in Bourne between 3.30pm and 8.30pm on Saturday.
Xboxes and laptops were among items taken from two homes in Tennyson Drive and one in The Yarde.
Police say a driver may have witnessed the crimes.
Anyone with information can contact Grantham CID on 101 and ask to speak to DC Karen Delderfield or DC Keith Roberts.
Calls can also be made anonymously to Crimestoppers on 0800 555111.
• Police are repeating recent warnings to householders to make their homes look occupied using timer switches on lights during the early evenings.