Detectives have arrested a 21-year-old Crowland man on suspicion of aggravated burglary at the George and Angel Pub on August 30.
He was arrested on Saturday and has been interviewed. He is currently on bail until mid-December.
Community Policing Inspector Jim Tyner said: “Although this is an important stage in any investigation, we are still seeking information from anyone to assist us in identifying the people involved in this.”
Anyone with information is requested to contact Detective Constable Steve Nesbit at Spalding Police Station. Information can also be given anonymously via Crimestoppers.