A collection of gold coins that were discovered in Kent could sell for up to £20,000 at auction. They were found in Lenham, near Maidstone, on August 26, 2022, by metal detectorist Tony Asquith. Coins and artefacts specialist at Noonans auction house, Nigel Mills, said: “It was the opening morning of the Joan Allen Detecting Rally – a regular event in Kent, that Tony Asquith, along with many other detectorists were hoping to find something of interest. “Using his Minelab Equinox 800, Tony at first just found some wire and a shotgun cartridge. “But then, he got a signal which revealed a brownis…