Here are some relevant links:

http://en.wikipedia.org/wiki/Caravan_(band)
http://www.facebook.com/profile.php?id=608910409
http://en.wikipedia.org/wiki/Geoffrey_Richardson_(musician)
http://www.pluckblowscrape.com/
http://www.orchestrathatfell.co.uk/
http://www.caravan-info.co.uk/#/
http://www.twrichardson.co.uk/
http://alisteratkin.com/

'Requiem':