1940-ish. The cup rim is in good condition - one small blemish on outer edge. The shank is round and smooth. This is a great mouthpiece and will make a perfect addition to your arsenal, especially that vintage Martin that you already love!
One of the Best trumpets I have played. Monette Gold Plated LTJ Trumpet! ACB Show and Tell
Brass - Gwent MusicGwent Music
Used Martin RMC Committee Deluxe Bb Trumpet - 2182XX - Horn Stash
Performers, Professors & ArtistsHammond Design Brass Instrument Mouthpieces
Used Archives - Davids Instrument Repair
Used Martin RMC Committee Deluxe Bb Trumpet - 2182XX - Horn Stash
Martin Committee Club
As Is Archives - Davids Instrument Repair
Piccolo Trombone – PB300 – Wessex Tubas
Yamaha YACSL48 Trombone Mouthpiece : YAMAHA
Used Trumpet Mouthpieces Archives - Davids Instrument Repair
Performers, Professors & ArtistsHammond Design Brass Instrument Mouthpieces