"It might've been Hot Tuna that Papa John worked with, and NOT the Airplane"

Creach worked with both The Airplane and Hot Tuna He can be heard, very effectively, on the Jefferson Airplane record,
Thirty Seconds Over Winterland.

the line up was:

Jack Casady - Bass
Paul Kantner - Vocals / Rhythm Guitar
Jorma Kaukonen - Vocals / Lead Guitar
Grace Slick - Vocals
Papa John Creach - Violin
John Barbata - Drums / Percussion
David Freiberg - Vocals