Motown made a name for itself in the ’70s with its “psychedelic soul” sounds from some of its more established groups. Odyssey’s self-titled record is the most psychedelically soulful of them all.

In 1971, Motown Records started a California subsidiary meant to expand the label’s reach and establish a base on the West Coast. They titled the new venture Mowest. Ultimately, Mowest released only ...