Steve Swallow (Bass Guitar)
Born: 4th October 1940, Fair Lawn, New Jersey, USA
Steve Swallow (born October 4, 1940) is a jazz fusion bassist and composer known for his collaborations with Jimmy Giuffre, Gary Burton, and Carla Bley. He was one of the first jazz double bassists to switch entirely to electric bass guitar. (Wikipedia)
Further Reading: Steve Swallow
A fascinating document of this groundbreaking trio live in Switzerland in 1961, this offers plenty of nourishment for those willing to enter an abstract musical world.