San Francisco: Yerba Buena Centre for the ArtS, 2011. Oversized Paperback. Unpaginated. Introduction by Ralph Rugoff. Color illustrations. Very good. Slight curl/wear at corners of wraps. Find photos of various keyboards (some recognizeably musical), a piano under construction, buildings, work cubicles, close-ups of hand-truck wheels, container ships on coastal waters, many of these photos duplicated and placed thematically as in fugue.