It has been several days since Upper Hunter man Arthur "Arty" Cox has been seen or heard from and police are appealing to the public to help find him.
It is possible that Mr Cox could have travelled to the Lower Hunter.
The 47-year-old father left his home on Ashwood Road in Owen's Gap, west of Scone about 7.30am on May 20.
It is believed he could be travelling in a grey 2011 dual cab tray back Holden Colorado with New South Wales registration number BZZ 44W.
Police conducted an initial land search on May 21 but it was suspended due to poor light. Police and PolAir commenced a search again at 8am on Wednesday.
Mr Cox is of caucasian appearance and is between 175-180cms tall. He has a solid build.
To report a sighting phone Crime Stoppers: 1800 333 000 or visit nsw.crimestoppers.com.au.