Through a phoned in interview, Hall was hired at Western Electric Company, but arriving at the first day, he was declined and sent away by a senior officer. Hall then began working for Chicago Department of Health as a senior chemist in 1917. In 1918 he moved
Through a phoned in interview, Hall was hired at Western Electric Company, but arriving at the first day, he was declined and sent away by a senior officer. Hall then began working for Chicago Department of Health as a senior chemist in 1917. In 1918 he moved