Herrmann had a remarkable Mille Miglia race in 1954, when the gates of a railroad crossing were lowered in the last moment before the fast train to Rome passed.
Herrmann fixoo unha notable carreira na Mille Miglia en 1954, cando as barreiras dun paso a nivel de ferrocarril baixáronse no último momento antes de que pasase o tren rápido a Roma.