Willard A. "Bill" Palmer (1917–1996) – inventor of the quint system which was later patented by
Titano as used in their line of "converter" (or "quint") bass accordions
Will Starr (1922–1976) – Scottish accordionist, technically a genius and a true master of the button key accordion, famous for his expertise at playing every genre of music. Described as the true "Master of the Button Key Accordion"
Willard A. "Bill" Palmer (1917–1996) – inventor of the quint system which was later patented by
Titano as used in their line of "converter" (or "quint") bass accordions
Will Starr (1922–1976) – Scottish accordionist, technically a genius and a true master of the button key accordion, famous for his expertise at playing every genre of music. Described as the true "Master of the Button Key Accordion"