Lead pipe – Labels/Style
Some recent lead pipes (>1970) have the label applied to the mouthpiece shank, and many early leadpipes were labeled.
Lead pipe – Mouthpiece Receiver
“The mouthpiece receiver was shorted by Vincent Bach himself back in the late 1950’s before he sold his company to the Selmer Company. I don’t know his reason for doing this. We simply kept his designs.”
Vincent Bach Brass Product Manager
Source: Tedd Waggoner