His medal was sold for £4,830 ($7,313) in July 2000.
The medal was later sold at an auction for £9,200.
The Times of 1 October 1970 reported that his medal had been sold for a then record £2,100.
His widow declared in her will that the medals should be sold.
All his medals were sold years ago so I had no idea he was a hero.
The medal was sold by one of Gordon's daughters, who needed money to keep the family farm in operation.
On 19 July 2012 his medals were sold at auction for £276,000.
Peter's owner had died, and the medal was being sold by a private collector.
His three medals were sold at auction in 2005, realising £16,000.
His medal was sold at auction for almost £7,000 in September 1999.