Wow, I think I paid $25 for first my copy of the green manual about four years ago.
Got a second one off ebay a bit later for ~$35.
I guess ephemera is going the same direction as the bikes...
I love the original paper too.
Keep you eyes open, deals are still out there.
I recently picked up a CB/CL350 shop manual for in the original binder for $28.
Still looking for a CL350K3 owners manual.
You need to find one of these now.
The elusive white supplement.