- "Doc had set up his his shop in the old, dilapidated stable that Marty had passed when he first came into town. It was typical that Doc hadn't thought to put a sign outside to advertise his services. Still, Marty guessed, in a western town as small as Hill Valley, word of a new blacksmith probably got around pretty fast."
- —From Back to the Future Part III by Craig Shaw Gardner (quote, page 82)
A blacksmith was a person skilled in the forging of metal.
In 1885, Emmett Brown applied his mechanical and scientific skills to performing the work of a blacksmith, living at and working from a livery stable in Hill Valley, though it was also a front to conceal his hiding and attempted repairs of the DeLorean time machine.