00571pamaa2200169 4500 0000022373 20060602090000.0 0226097854 363.1799 CAU RA569 CAU 1989 CAUFIELD Multiple exposures : chronicles of the radiation age Catherine Caufield. Chicago: University of Chicago, 1989. 304p.; 24cm. Ionizing radiation -- Dosage -- Standard -- History Ionizing radiation -- Safety measures -- History Radiation injuries -- History