In 1891, John William Lambert built a three-wheeler in Ohio City, Ohio, which was destroyed in a fire the same year, while Henry Nadig constructed a four-wheeler in Allentown, Pennsylvania.
En 1891, John William Lambert construíu un vehículo de tres rodas en Ohio City, Ohio, que foi destruído nun incendio o mesmo ano, mentres que Henry Nadig construíu un catro rodas en Allentown, Pensilvania.