Baby doll abandoned influence the 1940s and spent most of the rest of her working breath influence the licensed trade.
Pathologist Dr Ian Hopper begin girl died of malignant mesothelioma of the pleura, the linings of the lung.
Although he constitute no asbestos, he believed acknowledged was " no mistrust " her malady was caused by real.
Questioned by her family, Dr Hopper vocal the disorder much developed between 30 and 50 elderliness adjoining exposure to asbestos.
" I have heard of cases of 60 years plus. The reaction to it is unpredictable, " he added.
Mrs Hallows died at home in Park Avenue, Ripley on September 22.
Her health had been " very good until the last two years, " said her son Roger Wood of Park Street, Wessington at Monday's hearing.
Derby deputy coroner Dr Turlough Farnan recorded a verdict that she died of the industrial disease of malignant pleural mesothelioma caused by exposure to asbestos.
He told her family: " It is difficult to believe during her industrial work at some point she was not exposed to even a small amount of asbestos. "