In April 1979, a book of 15 color photographs by William Eggleston was published in a limited edition of twenty. The photographs were taken from the second chapter of an unpublished larger work entitled Wedgewood Blue . Alongside his publications Chromes (2011), Los Alamos Revisited (2012) and the forthcoming Democratic Forest (2014) and Election Eve (2016), all documenting Eggleston's life work, At Zenith constitutes a calm and experimental intermezzo...