I see you have the two piece pickguard. i assume your truss rod adjustment is at the body like my 85?. Sort of a transition between early and later 4003 models.
My buddy just went to the Edmonton Costco book signing. He said Geddy stayed well past the time allotted and signed for every single person in line. His time with geddy was very short and no time to talk etc....
I have two glock cabs - 4x10 and 2 x12 and a soul amp. Always on the look out for these rare items in Canada... I would go have a listen if you are looking for a small quality cabinet!