Ray,
Did Jim Palmer really have a T 58 ?
I remember him in a T53 and a T 55 plus various Lotus race cars.
Name:  Cooper T 58..jpg
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Jack Brabham - Cooper Car Company - Cooper T58 FI-11-61/Climax Monza,1961 #F1 #Formula1

Ken H.
Ray, Best wishes for 2018.