Kirsty playing Adrian Marple's home practice organ.   In April this year, a Viscount digital organ under the RCO's Organs in Schools scheme was delivered to Cradlehall School, Inverness, a primary school in the Highlands of Scotland. It was a perfect outcome for Adrian Marple, Director of Music Emeritus and organist at Inverness Cathedral, who had been finding huge enthusiasm for playing the organ both at the school and in his private teaching. He tells us how it all started. ‘Is that… an organ?’ asked a very young piano student. ‘Yes’ ‘Like Lurch plays… in the…