Off-white 8” tambourine, signed in blue and black felt tip by twenty-one performers who played the legendary venue. Signers are: John Kay of Steppenwolf, Chris Hillman of the Byrds, The Turtles’ Mark Volman and Howard Kaylan, Doug Cosmo Clifford of Creedence Clearwater Revival, Sha Na Na’s Bowzer, Donny York, and Screamin Scott Simon, Rod Argent of Argent, David Nelson of New Riders of Purple Sage, Ten Years After’s Ric Lee and Leo Lyons, Poco’s Rusty Young, Paul Cotton, and Richie Furay, Kim Simmonds of Savoy Brown, Blue Cheer’s Dickie Peterson and Paul Whaley, Rob Grill of Grass Roots, Mike Pinera of Iron Butterfly & Blues Image, and Cynthia Robinson of Sly & the Family Stone. In fine condition. R&R COA.