Hi all,
Here is an video of 52 key Heesbeen/Marenghi "Octavius" playing Charles Frei March:
http://www.youtube.com/watch?v=B3TuJ6xU88Q filmed at Elvaston Steam 2010.
Ben
(P.S. I will uploading some videos of some of the organs I filmed at Elvaston Steam 2010 during some-time tonight and over the next two or three days)