Teaming up once again with producer Mike Vernon, it finds them experimenting even more within the blues framework.

The booking at the college represented their only chance to record the extra tracks in a live venue, before embarking on the tour.

An offer to perform the concert free of charge was accepted by Chris Green, the college Social Secretary, who had made the original booking, and the concert was duly recorded, a number of the live tracks being added to the album.

Because Chris Youlden was suffering from tonsillitis, Dave Peverett stood in as lead vocalist on the live tracks.

The album track "Vicksburg Blues" had first appeared as the B-side of Decca single F 12797 (released June 1968), fronted by "Walking by Myself".