Hugh Griffiths Dubplate/vinyl release?

[Rob Strictly-Rockers]

Does anyone know whether the Hugh Griffiths tune on the "Rougher Yet" rhythm playing in this Gemini session was ever released on vinyl?

Here's the YouTube link:

http://www.youtube.com/watch?v=QxgsNRXG1r4

The dublate is playing at 1 hour, 8 minutes and 5 seconds.

Thanks

Rob