A man was hit on the head with a baseball bat during a robbery at his home.
Detectives investigating the incident at a house in New Houghton.
At around 9.30pm on Monday, April 29 four men broke in to the house on Chapel Street through a patio door.
One of the intruders hit the occupant with what is thought to be a baseball bat.
The victim, a 53-year-old, man suffered minor injuries.
The intruders then searched the house but nothing was stolen.
Police are appealing to anyone who witnessed any suspicious activity in the area around the time of the incident.
Anyone with information is asked to call Bolsover CID on 101 or Crimestoppers anonymously on 0800 555 111.