Posted by marc on November 14, 1999 at 13:52:30:
In Reply to: YEB631 on ebay posted by jlb on November 13, 1999 at 21:51:57:
My guess is that the 632 is the model that replaced the 631. The 632 (compensating Eb with 19" bell) has a "new leadpipe design, improved tuning, and new wall thicknesses throughout." What this says about the model that was replaced is anybody's guess.