© Bob Kolbrener, Sentinel Rock, Yosemite National Park, CA, 2006, Silver Gelatin Print , 15.25″ x 15.66″, PH2019.002.012, Museum Purchase

© Bob Kolbrener, Sentinel Rock, Yosemite National Park, CA, 2006, Silver Gelatin Print , 15.25" x 15.66", PH2019.002.012, Museum Purchase

© Bob Kolbrener, Sentinel Rock, Yosemite National Park, CA, 2006, Silver Gelatin Print , 15.25″ x 15.66″, PH2019.002.012, Museum Purchase