Wiktionary
bass viols
n. (bass viol English)
Usage examples of "bass viols".
She took the persistent one, Wilbur Minafer, no breaker of bass viols or of hearts, no serenader at all.
She adores music and when the New York Philharmonic is playing Hindemith she can tell you which one of the six bass viols came in a quarter of a beat too late.