Original 1st printing (Maron Litho credit/stripping error on "7") 16&3/4 x 23" concert poster for Jefferson Airplane appearing (with Spirit and Hourglass (featuring Duane and Gregg Allman)-not listed) at the Earl Warren Showgrounds in Santa Barbara, CA on 10/7/1967.
Art by R. Tolmach, image is featured in the Art of Rock book on page 268 (plate 3.45) and is part of the Jim Salzer Presents series.
Medium-thin flat vellum stock poster is in very good (B/B+) condition; there is a a 2" vertical tear in the bottom center margin (sealed on the reverse with clear tape), a tiny rub mark on the "u" of "Showgrounds", light handling wear, a few stray edge dings, a 1/2" tear and a few light creases in the lower right margin, otherwise fine.
As an added bonus, this example has been signed (in blue sharpie) by Jefferson Airplane members Grace Slick, Marty Balin, Jorma Kaukonen and Jack Casady!