This is a sensitive study of the ways that the atomic bombing of Hiroshima has been remembered, by survivors, urban leaders, ethnic Koreans, women's groups, and others. It is a compelling resource for the growing number of historians of science interested in politics of commemoration. It is also relevant to historians of technology or science who recognize that consumers of "end users" of technology are part of the history of any machine. For many military technologies, of course, the ultimate consumers are those who experience the bodily injury or physical disruption that the machine is intended to produce.