Durant-Dort Factory One, in Flint, Michigan, where General Motors founder William Crapo “Billy” Durant and partner Josiah Dallas Dort started the Flint Road Cart Company in 1886. Photo: Jason Robinson.

Durant-Dort Factory One, in Flint, Michigan, where General Motors founder William Crapo “Billy” Durant and partner Josiah Dallas Dort started the Flint Road Cart Company in 1886. Photo: Jason Robinson.