© Bob Kolbrener, Rock Covers Paper #9, CA, 1999, Silver Gelatin Print , 17.5″ x 35″, PH2019.006.004, Museum Purchase

© Bob Kolbrener, Rock Covers Paper #9, CA, 1999, Silver Gelatin Print , 17.5" x 35", PH2019.006.004, Museum Purchase

© Bob Kolbrener, Rock Covers Paper #9, CA, 1999, Silver Gelatin Print , 17.5″ x 35″, PH2019.006.004, Museum Purchase