Are you the same mbanu from steepster? If you are, I have seen your posts there, and your knowledge of the tea industry and its history are quite daunting.
Anyway, back to your post. I did a quick google search and found nothing worth mentioning. I don't know how your luck will turn out in finding it.
What is your motivation for finding this tea? Is it the taste? the history behind it? Something else? In other words, I'd love to know more about this elusive tea