https://www.musicradar.com/news/howard-alexander-dumble-death
Celebrated amp designer Howard Alexander Dumble passes away | MusicRadar
Jan 18, 2022 - Dumble designed and personally made amps for guitarists including Stevie Ray Vaughan, Robben Ford, John Mayer, Eric Johnson, Santana and Kenny Wayne Shepherd
howard alexanderpasses awaycelebratedampdesigner