Radium Dial Company

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A company whose workers painted clock faces—in the 1920s, long before the link between radiation and cancer was understood—with luminescent radium paint that was linked to radiation-induced occupational disease
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References in periodicals archive ?
* The tragic, true story of the "Radium girls," female factory employees for the Radium Dial Company in Ottawa, Illinois, during the 1920s and 1930s inspired Melanie Marnich's play "These Shining Lives." It tells of the women who suffered the debilitating and fatal effects of radium poisoning from their jobs painting the faces of watches and clocks with luminous, radium-laced paint.
Hundreds of immigrant women worked for the Radium Dial Company where they painted these dials with highly radioactive radium.