Zella McBerty (née Helwick; 1879 – 24 May 1937), was an American businesswoman and engineer, a “better mechanic than any of the other men that she worked with” at Packard Electric.
Zella McBerty (née Helwick; 1879 – 24 May 1937), was an American businesswoman and engineer, a “better mechanic than any of the other men that she worked with” at Packard Electric. (en)
Zella McBerty (née Helwick; 1879 – 24 May 1937), was an American businesswoman and engineer, a “better mechanic than any of the other men that she worked with” at Packard Electric. (en)