[CR]Weird derailleur - Can You ID It?

(Example: Framebuilders:Alberto Masi)

From: "Louis Schulman" <louiss@gate.net>
To: "classicrendezvous@bikelist.org" <classicrendezvous@bikelist.org>
Date: Sun, 25 Jan 2004 22:01:27 -0500 (EST)
In-Reply-To: <1ef.17fc32d8.2d45c8dc@aol.com>
Subject: [CR]Weird derailleur - Can You ID It?

OK, I give up. what is this:

http://ebay.com/<blah> 20

Yeah, I can see it is some sort of rear derailleur. But what sort?

Louis Schulman
Tampa, Florida