The Charlatans, Sparrow, and Canned Heat at Avalon Ballroom - 1967 (Postcard)

Vintage postcard/handbill promoting 2 nights with The Charlatans, Sparrow, and Canned Heat at Avalon Ballroom on April 7th and 8th 1967. Autographed by Mike Wilhelm of The Charlatans and the photographer Herb Greene. Designed by Rick Griffin and George Hunter. First print FD 56-1!

Measures ~ 5x7 inches. Great condition!