The records document Consumers' Research's investigations of radioactivity and products related to radioactivity. Included are correspondence, news releases, magazine and newspaper clippings, technical publications, reading lists, catalogs, comic books, drafts of a Consumers' Research article, packaging, and pamphlets. Subjects included are molecular and atomic physics, measurement of radioactivity, use of radioisotopes, radioactivity detectors such as geiger counters, radioactive elements, electric wave radiation including microwaves, and the physiological effect of x-rays, and other radiological health instruments.