I have been informed by Bill Hardman (ex Durham police officer in the mid 1960s) of the the death of his father, Colin Bowes Hardman who died on 31st May, 2010 aged 85 years.
Colin Hardman was a Chief Inspector in Gateshead Borough, transferring to Durham Conmstabulary in 1968 with the incorporation of the Borough Forces and serving thereafter as Superintendent at Whickham. In 1974, he became a Northumbrian officer and served as Chief Superintendent at South Shields.
For information only: William(Bill) Hardman joined Durham Constabulary in 1965 , transferring on promotion to Sergeant in 1973 to Hertfordshire. He went on to retire as Superintendent in 1995