Will,
That's now ringing a bell. I was going to mention the 45 2s but wasn't sure and thought I'd just add to the confusion.
So there we have it, post Calypso, EZ put out 2-3 scales of each of Hanno's designs. Using proper notation ;-), they came in 25 (50), 45 (90), and 60 (120) size.
David