-Frank Zappa / Mothers Of Invention: Rheinhalle Düsseldorf DE 25.11.1971, ULTRARARE! 1971 German original & genuine issue large promo concert poster by german artist Günther Kieser, large format measures approx 30" x 42". Postrer has a little part missing, many signs of time and partially taped on some warped areas (see photos), but still great & ideal to b