Dr. Vermeule built a reputation for astute acquisitions, prodigious scholarship and exuberant eccentricity over four decades as curator of classical antiquities at the Museum of Fine Arts in Boston.
Mr. Karas was a musician and teacher who became a sleuth in his search for the music and stories of composers who managed to do masterly work in a Nazi concentration camp.
Ms. Sumac was a Peruvian singer who burst on the American scene in the 1950s in a tornado of exotic publicity with a voice that glided preternaturally across four octaves.
Mr. Young, from a family with musical roots deep in New Orleans jazz, drummed for greats like Ellington and Basie and became a pioneering black man in music’s executive suite.
Mr. Jones was a producer and director who rejected Broadway to devote himself to regional theater, including starting and directing Pepsico Summerfare.