Jazz at the Philharmonic June 3, 1946
Venue Type:live performance
Venue Name:Carnegie Hall
Venue Location:New York, New York
According to both Varela & Lord, there is uncertainty about Grimes was the guitarist, for certain.
Alberto Varela's Billie Holiday discography (http://varelasite.com.ar/billieholiday.htm); Tom Lord (lordisco.com)