Mudcat Café message #4134136

The Mudcat Café ^TM
Thread #167207 Message #4134136
Posted By: Jack Campin
28-Jan-22 - 06:41 AM
Thread Name: Old tuning fork
Subject: RE: Old tuning fork

I think it's a maker's logo.

It would have to be very old standard (pre-1800) for the pitch to be that low on purpose.