Hi.
There is a guy selling an odd ASR-33 called the "IBM 5028 Operator
Station". There was an ebay auction: #190289859981 But it didn't sell.
If anyone is interested, the guys email is in the second of the two
(short) threads about it here:
http://www.vintage-computer.com/vcforum/showthread.php?t=14491
http://www.vintage-computer.com/vcforum/showthread.php?t=14643
Cheers,
Pontus.