Posted by Lee A. Stofer, Jr. on February 08, 2000 at 20:16:36:
In Reply to: Old Conn Eb sousaphones? posted by Klaus Bjerre on February 08, 2000 at 09:57:00:
Klaus,
My serial number list shows your instrument being made in late 1927, the same year as my 26K Eb. The bore size should be approximately .703" I also have a 4-valve version in the attic- I'll check the model designation and get back with you.
-Lee Stofer