A person or gang stole a TV and bank cards during a burglary at a house in Market Deeping on Tuesday morning.
The house in Cedar Close was burgled at about 5am after intruders got in through an extension.
Meanwhile, a red mountain bike with red wheels was stolen from a shed in the same street, on the same day.
Police are also dealing with a theft from a motor vehicle in the same area.
Anyone with information should call 101, quoting incident number 48 of July 19.
You can also call Crimestoppers, anonymously, on 0800 555 111