(A Fairly Exhaustive) Timeline

[sharksfan2000]

Originally Posted by Moz

Peter filling in after Jeremy left: Liable for the remaining shows on the tour they convinced Peter Green to help finish the tour. He brought along his friend, Nigel Watson, who played the congas (twenty-five years later Green and Watson would collaborate again to form the Peter Green Splinter Group).
Is this true?

Yes - that's pretty well documented. You can hear Watson on congas (presumably that's him on congas) during the extended jam of Tell Me All The Things You Do on the bootleg recording of part of the 19 February 1971 San Bernardino show.