Not sure if Don reads this page but here goes.....
I was racking my brains to remember if you used to shop at White Sound Equipment or Rock City Music (Newcastle) when you lived in Sunderland?
I worked there for 7years and remember selling a Hammond/Leslie and a Meletron to a fantastic local player (the latter at a big commssion as they were un-sellable and virtually un-fixable).
Wondering if it was you