Maybe you already know about this (sorry if you do
) but I've just found it and I think it's very interesting.
A124 820 11 01 lamp unit
A124 821 10 14 holder
A124 990 05 92 fixtures
A201 820 21 10 switch - deletable if EDW fitted
A124 822 02 14 holder for switch - deletable if EDW fitted
A002 545 99 26 ?

A124 820 11 01 lamp unit
A124 821 10 14 holder
A124 990 05 92 fixtures
A201 820 21 10 switch - deletable if EDW fitted
A124 822 02 14 holder for switch - deletable if EDW fitted
A002 545 99 26 ?