I saw this on hornwhistleboard and thought you guys might be interested. The link didn’t go to the exact page when I clicked on it but maybe you can figure it out.
UK members might be interested in this event: http://thamesfestival.org/events/info/1 … hips-opera
It’ll feature some of Roland Humble’s amazing collection, and a Diaphone rescued some years ago by the guy who posted it - Nick