Sometime during 1967
Santa Barbara Machine Head  
People involved
Twink Alder (drm); Kim Gardner (bss); Jon Lord (kbr); Ron Wood (gtr/vcl); and possibly some more.
A short-lived group that managed to record three tracks, i.e. "Porcupine Juice", "Albert" and "Rubber Monkey" (all are credited to Dudgeon/Lord). These seem to pop up on various blues collections from time to time.

Material appears on...
Blues Anytime 4 [1lp] : UK Dec 1967 Immediate Records
An Anthology Of British Blues Vol 2 [2lp] : UK Nov 1969 Immediate Records IMAL 05/06
An Anthology Of British Blues Vol 3 [cd] : Germany 1996 Charly Schallplatten CD IMM 4