This thread got me looking around at Shergolds, Haymans, etc.. In my virtual travels, I found this pic of a 4040 with a good shot of the pickups, and the tinted cover that nofi described:
Neat lookin' bass... endearing looks. I might have actually been tempted by that Shergold 8string at the top of the thread had it fallen into a "I'll take a chance" price range.
For the proggie fan(s)
- I also happened across an old Dutch band called Supersister, whose bassist apparently played a 4040 (you can see it in a small photo at 0:05):