Mike Mandel: Zone ElevenA trove of unseen and uncommon Ansel Adams photographs, assembled by Mike Mandel from archival collections "Zone Eleven" alludes to Ansel Adams' Zone System, a method for controlling exposure of the negative in order to obtain a full range of tonality in the photographic print from the deepest black of Zone 0 to the brightest highlight in Zone 10. "Zone Eleven" is a metaphor coined by artist Mike Mandel in his challenge to create a book of Adams'