Michel Laplace plays a Martin Committee trumpet with an Al Cass mouthpiece
Al Cass (1923-1989) worked with Dizzy Gillespie on the mouthpiece making. Al Cass mouthpieces were played by Dizzy Gillespie (models 2), Louis Armstrong (Dizzy backbore), Emmett Berry, Buck Clayton, Doc Cheatham, Harry Edison, Roy Eldridge, Snooky Young, Clora Bryant, Kenny Dorham, Freddie Hubbard, Booker Little (1-28), Howard McGhee and many others.
The great period for the Martin Committee trumpet was 1940-1965. Among others : Miles Davis, Roy Eldridge, Fats Navarro, Howard McGhee, Lee Morgan, Clark Terry, Dizzy Gillespie, freddie Hubbard, Art Farmer, Lu Watters and Sharkey Bonano played the Martin Committee