At Coff's behest, I've removed all the spiders/mice/possums (no sign of the infamous carpet python though) out of the enormous box full of RAF Form 700's that I have for WG478.
I came across this 1992 amendment in the Limitations Section (note that the aircraft had a different ZFW and moment than it does now). It also implies that my statement that the front occupant has no effect on the CofG is incorrect:
