[P]olice are investigating an arson which occurred at the disused Bellevue farm house on Salkeld Road in Penrith.
The incident occurred between 2pm and 3pm on Sunday 24 September.
A member of the public saw two white males aged approx 17-19 years of age acting suspiciously in the area prior to the incident.
Officers believe these males have entered the premises and started a fire in one of the rooms.
Anyone with information is asked to contact PC 2399 Rossiter on 101 or call Crimestoppers on 0800 555 111 quoting log 115 of 24 Sept.