PG UNrelated BB King In London question

[BklynBlue]

Here you go John,
In the November 19-15 1971 issue of Time Out there was an article on B.B. King written while the sessions were being recorded.
The writed listed the players as follows: Ringo Starr, Steve Winwood, Ian Stewart, Klaus Voorman, Peter Green, Alexis Korner, Steve Marriot, Bobby Keyes and Jim Keltner.
He went on to say, "Dave Mason and Jim Capaldi came by to listen, Robbie Robertson had been rumoured; while Clapton, George Harrison and John Lennon promised to appear but never showed."

I think you can take that as "proof positive" that it was in fact Steve Winwood.
I believe his "nom de recording" was in fact taken from a Traffic song - guess it sounded cooler than "Steve Anglo